diff --git a/README.md b/README.md
index 43724e7..a117398 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,9 @@ CrystalKillListener
 
 > Add an event on Spigot API to listen to players kill a player with EnderCrystal
 
-Supported Minecraft Versions: 1.12
+Supported Minecraft Version: 1.12
+
+[**JavaDoc**](https://guangchen2333.github.io/CrystalKillListener/)
 
 ## Usage
 
diff --git a/build.gradle b/build.gradle
index 95be9e6..b7480c5 100644
--- a/build.gradle
+++ b/build.gradle
@@ -4,7 +4,7 @@ plugins {
 }
 
 group 'cn.guangchen233'
-version '1.3-SNAPSHOT'
+version '1.3.1-SNAPSHOT'
 
 repositories {
     maven {
@@ -48,15 +48,16 @@ task javadocJar(type: Jar) {
     archiveClassifier.set("javadoc")
 }
 
+task cleanJavadocDir(type: Delete) {
+    delete "docs/"
+}
+
 task javadocDir(type: Copy) {
+    dependsOn cleanJavadocDir
     from javadoc
     into('docs/')
 }
 
-task cleanJavadocDir(type: Delete) {
-    delete "docs/"
-}
-
 jar.dependsOn(sourcesJar)
 jar.dependsOn(javadocJar)
 jar.dependsOn(javadocDir)
diff --git a/docs/allclasses-frame.html b/docs/allclasses-frame.html
index ed21561..fd567dc 100644
--- a/docs/allclasses-frame.html
+++ b/docs/allclasses-frame.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>所有类 (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>所有类 (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <h1 class="bar">所有类</h1>
 <div class="indexContainer">
 <ul>
-<li><a href="cn/guangchen233/crystallistener/plugin/CrystalListener.html" title="cn.guangchen233.crystallistener.plugin中的类" target="classFrame">CrystalListener</a></li>
+<li><a href="cn/guangchen233/crystallistener/plugin/Main.html" title="cn.guangchen233.crystallistener.plugin中的类" target="classFrame">Main</a></li>
 <li><a href="cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.html" title="cn.guangchen233.crystallistener.events中的类" target="classFrame">PlayerDeathByPlayerWithCrystalEvent</a></li>
 <li><a href="cn/guangchen233/crystallistener/plugin/SpigotEventListener.html" title="cn.guangchen233.crystallistener.plugin中的类" target="classFrame">SpigotEventListener</a></li>
 </ul>
diff --git a/docs/allclasses-noframe.html b/docs/allclasses-noframe.html
index 0e9ff12..1856b39 100644
--- a/docs/allclasses-noframe.html
+++ b/docs/allclasses-noframe.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>所有类 (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>所有类 (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <h1 class="bar">所有类</h1>
 <div class="indexContainer">
 <ul>
-<li><a href="cn/guangchen233/crystallistener/plugin/CrystalListener.html" title="cn.guangchen233.crystallistener.plugin中的类">CrystalListener</a></li>
+<li><a href="cn/guangchen233/crystallistener/plugin/Main.html" title="cn.guangchen233.crystallistener.plugin中的类">Main</a></li>
 <li><a href="cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.html" title="cn.guangchen233.crystallistener.events中的类">PlayerDeathByPlayerWithCrystalEvent</a></li>
 <li><a href="cn/guangchen233/crystallistener/plugin/SpigotEventListener.html" title="cn.guangchen233.crystallistener.plugin中的类">SpigotEventListener</a></li>
 </ul>
diff --git a/docs/cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.html b/docs/cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.html
index 285a6c6..d26ab97 100644
--- a/docs/cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.html
+++ b/docs/cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>PlayerDeathByPlayerWithCrystalEvent (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>PlayerDeathByPlayerWithCrystalEvent (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="PlayerDeathByPlayerWithCrystalEvent (CrystalKillListener 1.3-SNAPSHOT API)";
+            parent.document.title="PlayerDeathByPlayerWithCrystalEvent (CrystalKillListener 1.3.1-SNAPSHOT API)";
         }
     }
     catch(err) {
diff --git a/docs/cn/guangchen233/crystallistener/events/package-frame.html b/docs/cn/guangchen233/crystallistener/events/package-frame.html
index 61a6a31..1c7184c 100644
--- a/docs/cn/guangchen233/crystallistener/events/package-frame.html
+++ b/docs/cn/guangchen233/crystallistener/events/package-frame.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>cn.guangchen233.crystallistener.events (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>cn.guangchen233.crystallistener.events (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
diff --git a/docs/cn/guangchen233/crystallistener/events/package-summary.html b/docs/cn/guangchen233/crystallistener/events/package-summary.html
index ce5278f..5d3a059 100644
--- a/docs/cn/guangchen233/crystallistener/events/package-summary.html
+++ b/docs/cn/guangchen233/crystallistener/events/package-summary.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>cn.guangchen233.crystallistener.events (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>cn.guangchen233.crystallistener.events (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="cn.guangchen233.crystallistener.events (CrystalKillListener 1.3-SNAPSHOT API)";
+            parent.document.title="cn.guangchen233.crystallistener.events (CrystalKillListener 1.3.1-SNAPSHOT API)";
         }
     }
     catch(err) {
diff --git a/docs/cn/guangchen233/crystallistener/events/package-tree.html b/docs/cn/guangchen233/crystallistener/events/package-tree.html
index 5c70931..8552adf 100644
--- a/docs/cn/guangchen233/crystallistener/events/package-tree.html
+++ b/docs/cn/guangchen233/crystallistener/events/package-tree.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>cn.guangchen233.crystallistener.events 类分层结构 (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>cn.guangchen233.crystallistener.events 类分层结构 (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="cn.guangchen233.crystallistener.events \u7C7B\u5206\u5C42\u7ED3\u6784 (CrystalKillListener 1.3-SNAPSHOT API)";
+            parent.document.title="cn.guangchen233.crystallistener.events \u7C7B\u5206\u5C42\u7ED3\u6784 (CrystalKillListener 1.3.1-SNAPSHOT API)";
         }
     }
     catch(err) {
diff --git a/docs/cn/guangchen233/crystallistener/plugin/CrystalListener.html b/docs/cn/guangchen233/crystallistener/plugin/Main.html
similarity index 87%
rename from docs/cn/guangchen233/crystallistener/plugin/CrystalListener.html
rename to docs/cn/guangchen233/crystallistener/plugin/Main.html
index c072c54..dabba1d 100644
--- a/docs/cn/guangchen233/crystallistener/plugin/CrystalListener.html
+++ b/docs/cn/guangchen233/crystallistener/plugin/Main.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>CrystalListener (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>Main (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="CrystalListener (CrystalKillListener 1.3-SNAPSHOT API)";
+            parent.document.title="Main (CrystalKillListener 1.3.1-SNAPSHOT API)";
         }
     }
     catch(err) {
@@ -51,8 +51,8 @@
 <li><a href="../../../../cn/guangchen233/crystallistener/plugin/SpigotEventListener.html" title="cn.guangchen233.crystallistener.plugin中的类"><span class="typeNameLink">下一个类</span></a></li>
 </ul>
 <ul class="navList">
-<li><a href="../../../../index.html?cn/guangchen233/crystallistener/plugin/CrystalListener.html" target="_top">框架</a></li>
-<li><a href="CrystalListener.html" target="_top">无框架</a></li>
+<li><a href="../../../../index.html?cn/guangchen233/crystallistener/plugin/Main.html" target="_top">框架</a></li>
+<li><a href="Main.html" target="_top">无框架</a></li>
 </ul>
 <ul class="navList" id="allclasses_navbar_top">
 <li><a href="../../../../allclasses-noframe.html">所有类</a></li>
@@ -91,7 +91,7 @@
 <!-- ======== START OF CLASS DATA ======== -->
 <div class="header">
 <div class="subTitle">cn.guangchen233.crystallistener.plugin</div>
-<h2 title="类 CrystalListener" class="title">类 CrystalListener</h2>
+<h2 title="类 Main" class="title">类 Main</h2>
 </div>
 <div class="contentContainer">
 <ul class="inheritance">
@@ -104,7 +104,7 @@ <h2 title="类 CrystalListener" class="title">类 CrystalListener</h2>
 <li>org.bukkit.plugin.java.JavaPlugin</li>
 <li>
 <ul class="inheritance">
-<li>cn.guangchen233.crystallistener.plugin.CrystalListener</li>
+<li>cn.guangchen233.crystallistener.plugin.Main</li>
 </ul>
 </li>
 </ul>
@@ -121,7 +121,7 @@ <h2 title="类 CrystalListener" class="title">类 CrystalListener</h2>
 </dl>
 <hr>
 <br>
-<pre>public class <span class="typeNameLabel">CrystalListener</span>
+<pre>public class <span class="typeNameLabel">Main</span>
 extends org.bukkit.plugin.java.JavaPlugin</pre>
 </li>
 </ul>
@@ -141,7 +141,7 @@ <h3>构造器概要</h3>
 <th class="colOne" scope="col">构造器和说明</th>
 </tr>
 <tr class="altColor">
-<td class="colOne"><code><span class="memberNameLink"><a href="../../../../cn/guangchen233/crystallistener/plugin/CrystalListener.html#CrystalListener--">CrystalListener</a></span>()</code>&nbsp;</td>
+<td class="colOne"><code><span class="memberNameLink"><a href="../../../../cn/guangchen233/crystallistener/plugin/Main.html#Main--">Main</a></span>()</code>&nbsp;</td>
 </tr>
 </table>
 </li>
@@ -159,12 +159,12 @@ <h3>方法概要</h3>
 <th class="colLast" scope="col">方法和说明</th>
 </tr>
 <tr id="i0" class="altColor">
-<td class="colFirst"><code>static <a href="../../../../cn/guangchen233/crystallistener/plugin/CrystalListener.html" title="cn.guangchen233.crystallistener.plugin中的类">CrystalListener</a></code></td>
-<td class="colLast"><code><span class="memberNameLink"><a href="../../../../cn/guangchen233/crystallistener/plugin/CrystalListener.html#getInstance--">getInstance</a></span>()</code>&nbsp;</td>
+<td class="colFirst"><code>static <a href="../../../../cn/guangchen233/crystallistener/plugin/Main.html" title="cn.guangchen233.crystallistener.plugin中的类">Main</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../cn/guangchen233/crystallistener/plugin/Main.html#getInstance--">getInstance</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i1" class="rowColor">
 <td class="colFirst"><code>void</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a href="../../../../cn/guangchen233/crystallistener/plugin/CrystalListener.html#onEnable--">onEnable</a></span>()</code>&nbsp;</td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../cn/guangchen233/crystallistener/plugin/Main.html#onEnable--">onEnable</a></span>()</code>&nbsp;</td>
 </tr>
 </table>
 <ul class="blockList">
@@ -202,13 +202,13 @@ <h3>从类继承的方法&nbsp;java.lang.Object</h3>
 <!--   -->
 </a>
 <h3>构造器详细资料</h3>
-<a name="CrystalListener--">
+<a name="Main--">
 <!--   -->
 </a>
 <ul class="blockListLast">
 <li class="blockList">
-<h4>CrystalListener</h4>
-<pre>public&nbsp;CrystalListener()</pre>
+<h4>Main</h4>
+<pre>public&nbsp;Main()</pre>
 </li>
 </ul>
 </li>
@@ -225,7 +225,7 @@ <h3>方法详细资料</h3>
 <ul class="blockList">
 <li class="blockList">
 <h4>getInstance</h4>
-<pre>public static&nbsp;<a href="../../../../cn/guangchen233/crystallistener/plugin/CrystalListener.html" title="cn.guangchen233.crystallistener.plugin中的类">CrystalListener</a>&nbsp;getInstance()</pre>
+<pre>public static&nbsp;<a href="../../../../cn/guangchen233/crystallistener/plugin/Main.html" title="cn.guangchen233.crystallistener.plugin中的类">Main</a>&nbsp;getInstance()</pre>
 </li>
 </ul>
 <a name="onEnable--">
@@ -274,8 +274,8 @@ <h4>onEnable</h4>
 <li><a href="../../../../cn/guangchen233/crystallistener/plugin/SpigotEventListener.html" title="cn.guangchen233.crystallistener.plugin中的类"><span class="typeNameLink">下一个类</span></a></li>
 </ul>
 <ul class="navList">
-<li><a href="../../../../index.html?cn/guangchen233/crystallistener/plugin/CrystalListener.html" target="_top">框架</a></li>
-<li><a href="CrystalListener.html" target="_top">无框架</a></li>
+<li><a href="../../../../index.html?cn/guangchen233/crystallistener/plugin/Main.html" target="_top">框架</a></li>
+<li><a href="Main.html" target="_top">无框架</a></li>
 </ul>
 <ul class="navList" id="allclasses_navbar_bottom">
 <li><a href="../../../../allclasses-noframe.html">所有类</a></li>
diff --git a/docs/cn/guangchen233/crystallistener/plugin/SpigotEventListener.html b/docs/cn/guangchen233/crystallistener/plugin/SpigotEventListener.html
index a902f79..8b0f6fb 100644
--- a/docs/cn/guangchen233/crystallistener/plugin/SpigotEventListener.html
+++ b/docs/cn/guangchen233/crystallistener/plugin/SpigotEventListener.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>SpigotEventListener (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>SpigotEventListener (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="SpigotEventListener (CrystalKillListener 1.3-SNAPSHOT API)";
+            parent.document.title="SpigotEventListener (CrystalKillListener 1.3.1-SNAPSHOT API)";
         }
     }
     catch(err) {
@@ -47,7 +47,7 @@
 </div>
 <div class="subNav">
 <ul class="navList">
-<li><a href="../../../../cn/guangchen233/crystallistener/plugin/CrystalListener.html" title="cn.guangchen233.crystallistener.plugin中的类"><span class="typeNameLink">上一个类</span></a></li>
+<li><a href="../../../../cn/guangchen233/crystallistener/plugin/Main.html" title="cn.guangchen233.crystallistener.plugin中的类"><span class="typeNameLink">上一个类</span></a></li>
 <li>下一个类</li>
 </ul>
 <ul class="navList">
@@ -254,7 +254,7 @@ <h4>onPlayerDeath</h4>
 </div>
 <div class="subNav">
 <ul class="navList">
-<li><a href="../../../../cn/guangchen233/crystallistener/plugin/CrystalListener.html" title="cn.guangchen233.crystallistener.plugin中的类"><span class="typeNameLink">上一个类</span></a></li>
+<li><a href="../../../../cn/guangchen233/crystallistener/plugin/Main.html" title="cn.guangchen233.crystallistener.plugin中的类"><span class="typeNameLink">上一个类</span></a></li>
 <li>下一个类</li>
 </ul>
 <ul class="navList">
diff --git a/docs/cn/guangchen233/crystallistener/plugin/package-frame.html b/docs/cn/guangchen233/crystallistener/plugin/package-frame.html
index 2266d0c..c9978a9 100644
--- a/docs/cn/guangchen233/crystallistener/plugin/package-frame.html
+++ b/docs/cn/guangchen233/crystallistener/plugin/package-frame.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>cn.guangchen233.crystallistener.plugin (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>cn.guangchen233.crystallistener.plugin (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -12,7 +12,7 @@ <h1 class="bar"><a href="../../../../cn/guangchen233/crystallistener/plugin/pack
 <div class="indexContainer">
 <h2 title="类">类</h2>
 <ul title="类">
-<li><a href="CrystalListener.html" title="cn.guangchen233.crystallistener.plugin中的类" target="classFrame">CrystalListener</a></li>
+<li><a href="Main.html" title="cn.guangchen233.crystallistener.plugin中的类" target="classFrame">Main</a></li>
 <li><a href="SpigotEventListener.html" title="cn.guangchen233.crystallistener.plugin中的类" target="classFrame">SpigotEventListener</a></li>
 </ul>
 </div>
diff --git a/docs/cn/guangchen233/crystallistener/plugin/package-summary.html b/docs/cn/guangchen233/crystallistener/plugin/package-summary.html
index 238d17e..baa9207 100644
--- a/docs/cn/guangchen233/crystallistener/plugin/package-summary.html
+++ b/docs/cn/guangchen233/crystallistener/plugin/package-summary.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>cn.guangchen233.crystallistener.plugin (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>cn.guangchen233.crystallistener.plugin (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="cn.guangchen233.crystallistener.plugin (CrystalKillListener 1.3-SNAPSHOT API)";
+            parent.document.title="cn.guangchen233.crystallistener.plugin (CrystalKillListener 1.3.1-SNAPSHOT API)";
         }
     }
     catch(err) {
@@ -81,7 +81,7 @@ <h1 title="程序包" class="title">程序包&nbsp;cn.guangchen233.crystallisten
 </tr>
 <tbody>
 <tr class="altColor">
-<td class="colFirst"><a href="../../../../cn/guangchen233/crystallistener/plugin/CrystalListener.html" title="cn.guangchen233.crystallistener.plugin中的类">CrystalListener</a></td>
+<td class="colFirst"><a href="../../../../cn/guangchen233/crystallistener/plugin/Main.html" title="cn.guangchen233.crystallistener.plugin中的类">Main</a></td>
 <td class="colLast">&nbsp;</td>
 </tr>
 <tr class="rowColor">
diff --git a/docs/cn/guangchen233/crystallistener/plugin/package-tree.html b/docs/cn/guangchen233/crystallistener/plugin/package-tree.html
index 197b28b..10d0732 100644
--- a/docs/cn/guangchen233/crystallistener/plugin/package-tree.html
+++ b/docs/cn/guangchen233/crystallistener/plugin/package-tree.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>cn.guangchen233.crystallistener.plugin 类分层结构 (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>cn.guangchen233.crystallistener.plugin 类分层结构 (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="../../../../stylesheet.css" title="Style">
 <script type="text/javascript" src="../../../../script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="cn.guangchen233.crystallistener.plugin \u7C7B\u5206\u5C42\u7ED3\u6784 (CrystalKillListener 1.3-SNAPSHOT API)";
+            parent.document.title="cn.guangchen233.crystallistener.plugin \u7C7B\u5206\u5C42\u7ED3\u6784 (CrystalKillListener 1.3.1-SNAPSHOT API)";
         }
     }
     catch(err) {
@@ -83,7 +83,7 @@ <h2 title="类分层结构">类分层结构</h2>
 <ul>
 <li type="circle">org.bukkit.plugin.java.JavaPlugin
 <ul>
-<li type="circle">cn.guangchen233.crystallistener.plugin.<a href="../../../../cn/guangchen233/crystallistener/plugin/CrystalListener.html" title="cn.guangchen233.crystallistener.plugin中的类"><span class="typeNameLink">CrystalListener</span></a></li>
+<li type="circle">cn.guangchen233.crystallistener.plugin.<a href="../../../../cn/guangchen233/crystallistener/plugin/Main.html" title="cn.guangchen233.crystallistener.plugin中的类"><span class="typeNameLink">Main</span></a></li>
 </ul>
 </li>
 </ul>
diff --git a/docs/constant-values.html b/docs/constant-values.html
index 99a7559..4e319a9 100644
--- a/docs/constant-values.html
+++ b/docs/constant-values.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>常量字段值 (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>常量字段值 (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="\u5E38\u91CF\u5B57\u6BB5\u503C (CrystalKillListener 1.3-SNAPSHOT API)";
+            parent.document.title="\u5E38\u91CF\u5B57\u6BB5\u503C (CrystalKillListener 1.3.1-SNAPSHOT API)";
         }
     }
     catch(err) {
diff --git a/docs/deprecated-list.html b/docs/deprecated-list.html
index 842f7e1..0f07683 100644
--- a/docs/deprecated-list.html
+++ b/docs/deprecated-list.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>已过时的列表 (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>已过时的列表 (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="\u5DF2\u8FC7\u65F6\u7684\u5217\u8868 (CrystalKillListener 1.3-SNAPSHOT API)";
+            parent.document.title="\u5DF2\u8FC7\u65F6\u7684\u5217\u8868 (CrystalKillListener 1.3.1-SNAPSHOT API)";
         }
     }
     catch(err) {
diff --git a/docs/help-doc.html b/docs/help-doc.html
index 6d7472c..0834e30 100644
--- a/docs/help-doc.html
+++ b/docs/help-doc.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>API 帮助 (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>API 帮助 (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="API \u5E2E\u52A9 (CrystalKillListener 1.3-SNAPSHOT API)";
+            parent.document.title="API \u5E2E\u52A9 (CrystalKillListener 1.3.1-SNAPSHOT API)";
         }
     }
     catch(err) {
diff --git a/docs/index-all.html b/docs/index-all.html
index 7f91005..acfa104 100644
--- a/docs/index-all.html
+++ b/docs/index-all.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>索引 (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>索引 (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="\u7D22\u5F15 (CrystalKillListener 1.3-SNAPSHOT API)";
+            parent.document.title="\u7D22\u5F15 (CrystalKillListener 1.3.1-SNAPSHOT API)";
         }
     }
     catch(err) {
@@ -67,7 +67,7 @@
 <!--   -->
 </a></div>
 <!-- ========= END OF TOP NAVBAR ========= -->
-<div class="contentContainer"><a href="#I:C">C</a>&nbsp;<a href="#I:G">G</a>&nbsp;<a href="#I:I">I</a>&nbsp;<a href="#I:O">O</a>&nbsp;<a href="#I:P">P</a>&nbsp;<a href="#I:S">S</a>&nbsp;<a href="#I:T">T</a>&nbsp;<a name="I:C">
+<div class="contentContainer"><a href="#I:C">C</a>&nbsp;<a href="#I:G">G</a>&nbsp;<a href="#I:I">I</a>&nbsp;<a href="#I:M">M</a>&nbsp;<a href="#I:O">O</a>&nbsp;<a href="#I:P">P</a>&nbsp;<a href="#I:S">S</a>&nbsp;<a href="#I:T">T</a>&nbsp;<a name="I:C">
 <!--   -->
 </a>
 <h2 class="title">C</h2>
@@ -76,10 +76,6 @@ <h2 class="title">C</h2>
 <dd>&nbsp;</dd>
 <dt><a href="cn/guangchen233/crystallistener/plugin/package-summary.html">cn.guangchen233.crystallistener.plugin</a> - 程序包 cn.guangchen233.crystallistener.plugin</dt>
 <dd>&nbsp;</dd>
-<dt><a href="cn/guangchen233/crystallistener/plugin/CrystalListener.html" title="cn.guangchen233.crystallistener.plugin中的类"><span class="typeNameLink">CrystalListener</span></a> - <a href="cn/guangchen233/crystallistener/plugin/package-summary.html">cn.guangchen233.crystallistener.plugin</a>中的类</dt>
-<dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="cn/guangchen233/crystallistener/plugin/CrystalListener.html#CrystalListener--">CrystalListener()</a></span> - 类 的构造器cn.guangchen233.crystallistener.plugin.<a href="cn/guangchen233/crystallistener/plugin/CrystalListener.html" title="cn.guangchen233.crystallistener.plugin中的类">CrystalListener</a></dt>
-<dd>&nbsp;</dd>
 </dl>
 <a name="I:G">
 <!--   -->
@@ -120,7 +116,7 @@ <h2 class="title">G</h2>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.html#getHandlers--">getHandlers()</a></span> - 类 中的方法cn.guangchen233.crystallistener.events.<a href="cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.html" title="cn.guangchen233.crystallistener.events中的类">PlayerDeathByPlayerWithCrystalEvent</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="cn/guangchen233/crystallistener/plugin/CrystalListener.html#getInstance--">getInstance()</a></span> - 类 中的静态方法cn.guangchen233.crystallistener.plugin.<a href="cn/guangchen233/crystallistener/plugin/CrystalListener.html" title="cn.guangchen233.crystallistener.plugin中的类">CrystalListener</a></dt>
+<dt><span class="memberNameLink"><a href="cn/guangchen233/crystallistener/plugin/Main.html#getInstance--">getInstance()</a></span> - 类 中的静态方法cn.guangchen233.crystallistener.plugin.<a href="cn/guangchen233/crystallistener/plugin/Main.html" title="cn.guangchen233.crystallistener.plugin中的类">Main</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.html#getKeepInventory--">getKeepInventory()</a></span> - 类 中的方法cn.guangchen233.crystallistener.events.<a href="cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.html" title="cn.guangchen233.crystallistener.events中的类">PlayerDeathByPlayerWithCrystalEvent</a></dt>
 <dd>
@@ -157,6 +153,16 @@ <h2 class="title">I</h2>
 <div class="block">This will check if the player's cause of death was suicide</div>
 </dd>
 </dl>
+<a name="I:M">
+<!--   -->
+</a>
+<h2 class="title">M</h2>
+<dl>
+<dt><a href="cn/guangchen233/crystallistener/plugin/Main.html" title="cn.guangchen233.crystallistener.plugin中的类"><span class="typeNameLink">Main</span></a> - <a href="cn/guangchen233/crystallistener/plugin/package-summary.html">cn.guangchen233.crystallistener.plugin</a>中的类</dt>
+<dd>&nbsp;</dd>
+<dt><span class="memberNameLink"><a href="cn/guangchen233/crystallistener/plugin/Main.html#Main--">Main()</a></span> - 类 的构造器cn.guangchen233.crystallistener.plugin.<a href="cn/guangchen233/crystallistener/plugin/Main.html" title="cn.guangchen233.crystallistener.plugin中的类">Main</a></dt>
+<dd>&nbsp;</dd>
+</dl>
 <a name="I:O">
 <!--   -->
 </a>
@@ -164,7 +170,7 @@ <h2 class="title">O</h2>
 <dl>
 <dt><span class="memberNameLink"><a href="cn/guangchen233/crystallistener/plugin/SpigotEventListener.html#onCrystalExplode-org.bukkit.event.entity.EntityDamageByEntityEvent-">onCrystalExplode(EntityDamageByEntityEvent)</a></span> - 类 中的方法cn.guangchen233.crystallistener.plugin.<a href="cn/guangchen233/crystallistener/plugin/SpigotEventListener.html" title="cn.guangchen233.crystallistener.plugin中的类">SpigotEventListener</a></dt>
 <dd>&nbsp;</dd>
-<dt><span class="memberNameLink"><a href="cn/guangchen233/crystallistener/plugin/CrystalListener.html#onEnable--">onEnable()</a></span> - 类 中的方法cn.guangchen233.crystallistener.plugin.<a href="cn/guangchen233/crystallistener/plugin/CrystalListener.html" title="cn.guangchen233.crystallistener.plugin中的类">CrystalListener</a></dt>
+<dt><span class="memberNameLink"><a href="cn/guangchen233/crystallistener/plugin/Main.html#onEnable--">onEnable()</a></span> - 类 中的方法cn.guangchen233.crystallistener.plugin.<a href="cn/guangchen233/crystallistener/plugin/Main.html" title="cn.guangchen233.crystallistener.plugin中的类">Main</a></dt>
 <dd>&nbsp;</dd>
 <dt><span class="memberNameLink"><a href="cn/guangchen233/crystallistener/plugin/SpigotEventListener.html#onPlayerDamage-org.bukkit.event.entity.EntityDamageByEntityEvent-">onPlayerDamage(EntityDamageByEntityEvent)</a></span> - 类 中的方法cn.guangchen233.crystallistener.plugin.<a href="cn/guangchen233/crystallistener/plugin/SpigotEventListener.html" title="cn.guangchen233.crystallistener.plugin中的类">SpigotEventListener</a></dt>
 <dd>&nbsp;</dd>
@@ -199,7 +205,7 @@ <h2 class="title">T</h2>
 <dt><span class="memberNameLink"><a href="cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.html#toString--">toString()</a></span> - 类 中的方法cn.guangchen233.crystallistener.events.<a href="cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.html" title="cn.guangchen233.crystallistener.events中的类">PlayerDeathByPlayerWithCrystalEvent</a></dt>
 <dd>&nbsp;</dd>
 </dl>
-<a href="#I:C">C</a>&nbsp;<a href="#I:G">G</a>&nbsp;<a href="#I:I">I</a>&nbsp;<a href="#I:O">O</a>&nbsp;<a href="#I:P">P</a>&nbsp;<a href="#I:S">S</a>&nbsp;<a href="#I:T">T</a>&nbsp;</div>
+<a href="#I:C">C</a>&nbsp;<a href="#I:G">G</a>&nbsp;<a href="#I:I">I</a>&nbsp;<a href="#I:M">M</a>&nbsp;<a href="#I:O">O</a>&nbsp;<a href="#I:P">P</a>&nbsp;<a href="#I:S">S</a>&nbsp;<a href="#I:T">T</a>&nbsp;</div>
 <!-- ======= START OF BOTTOM NAVBAR ====== -->
 <div class="bottomNav"><a name="navbar.bottom">
 <!--   -->
diff --git a/docs/index.html b/docs/index.html
index 2a17b26..db20521 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>CrystalKillListener 1.3-SNAPSHOT API</title>
+<title>CrystalKillListener 1.3.1-SNAPSHOT API</title>
 <script type="text/javascript">
     tmpTargetPage = "" + window.location.search;
     if (tmpTargetPage != "" && tmpTargetPage != "undefined")
diff --git a/docs/overview-frame.html b/docs/overview-frame.html
index 9b1a68e..3eaff6a 100644
--- a/docs/overview-frame.html
+++ b/docs/overview-frame.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>概览列表 (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>概览列表 (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
diff --git a/docs/overview-summary.html b/docs/overview-summary.html
index b2eef7d..aebc692 100644
--- a/docs/overview-summary.html
+++ b/docs/overview-summary.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>概览 (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>概览 (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="\u6982\u89C8 (CrystalKillListener 1.3-SNAPSHOT API)";
+            parent.document.title="\u6982\u89C8 (CrystalKillListener 1.3.1-SNAPSHOT API)";
         }
     }
     catch(err) {
@@ -68,7 +68,7 @@
 </a></div>
 <!-- ========= END OF TOP NAVBAR ========= -->
 <div class="header">
-<h1 class="title">CrystalKillListener 1.3-SNAPSHOT API</h1>
+<h1 class="title">CrystalKillListener 1.3.1-SNAPSHOT API</h1>
 </div>
 <div class="contentContainer">
 <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="程序包表, 列表程序包和解释">
diff --git a/docs/overview-tree.html b/docs/overview-tree.html
index 941c954..ab55ea2 100644
--- a/docs/overview-tree.html
+++ b/docs/overview-tree.html
@@ -3,7 +3,7 @@
 <html lang="zh">
 <head>
 <!-- Generated by javadoc -->
-<title>类分层结构 (CrystalKillListener 1.3-SNAPSHOT API)</title>
+<title>类分层结构 (CrystalKillListener 1.3.1-SNAPSHOT API)</title>
 <link rel="stylesheet" type="text/css" href="stylesheet.css" title="Style">
 <script type="text/javascript" src="script.js"></script>
 </head>
@@ -11,7 +11,7 @@
 <script type="text/javascript"><!--
     try {
         if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="\u7C7B\u5206\u5C42\u7ED3\u6784 (CrystalKillListener 1.3-SNAPSHOT API)";
+            parent.document.title="\u7C7B\u5206\u5C42\u7ED3\u6784 (CrystalKillListener 1.3.1-SNAPSHOT API)";
         }
     }
     catch(err) {
@@ -89,7 +89,7 @@ <h2 title="类分层结构">类分层结构</h2>
 <ul>
 <li type="circle">org.bukkit.plugin.java.JavaPlugin
 <ul>
-<li type="circle">cn.guangchen233.crystallistener.plugin.<a href="cn/guangchen233/crystallistener/plugin/CrystalListener.html" title="cn.guangchen233.crystallistener.plugin中的类"><span class="typeNameLink">CrystalListener</span></a></li>
+<li type="circle">cn.guangchen233.crystallistener.plugin.<a href="cn/guangchen233/crystallistener/plugin/Main.html" title="cn.guangchen233.crystallistener.plugin中的类"><span class="typeNameLink">Main</span></a></li>
 </ul>
 </li>
 </ul>
diff --git a/src/main/java/cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.java b/src/main/java/cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.java
index 480b5e1..b01784c 100644
--- a/src/main/java/cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.java
+++ b/src/main/java/cn/guangchen233/crystallistener/events/PlayerDeathByPlayerWithCrystalEvent.java
@@ -11,7 +11,7 @@
 import java.util.List;
 
 public class PlayerDeathByPlayerWithCrystalEvent extends Event {
-    private static final HandlerList handlers = new HandlerList();
+    private static final HandlerList HANDLERS = new HandlerList();
     private final Player killer;
     private final Player deceased;
     private final Entity crystal;
@@ -20,7 +20,7 @@ public class PlayerDeathByPlayerWithCrystalEvent extends Event {
 
     @Override
     public HandlerList getHandlers() {
-        return handlers;
+        return HANDLERS;
     }
 
     @Override
@@ -38,7 +38,7 @@ public String toString() {
     }
 
     public static HandlerList getHandlerList() {
-        return handlers;
+        return HANDLERS;
     }
 
     public PlayerDeathByPlayerWithCrystalEvent(
diff --git a/src/main/java/cn/guangchen233/crystallistener/plugin/CrystalListener.java b/src/main/java/cn/guangchen233/crystallistener/plugin/Main.java
similarity index 66%
rename from src/main/java/cn/guangchen233/crystallistener/plugin/CrystalListener.java
rename to src/main/java/cn/guangchen233/crystallistener/plugin/Main.java
index 497ee18..55160d7 100644
--- a/src/main/java/cn/guangchen233/crystallistener/plugin/CrystalListener.java
+++ b/src/main/java/cn/guangchen233/crystallistener/plugin/Main.java
@@ -3,10 +3,10 @@
 import org.bukkit.plugin.java.JavaPlugin;
 
 
-public class CrystalListener extends JavaPlugin {
-    private static CrystalListener instance;
+public class Main extends JavaPlugin {
+    private static Main instance;
 
-    public static CrystalListener getInstance() {
+    public static Main getInstance() {
         return instance;
     }
 
diff --git a/src/main/java/cn/guangchen233/crystallistener/plugin/SpigotEventListener.java b/src/main/java/cn/guangchen233/crystallistener/plugin/SpigotEventListener.java
index bcc08a6..1bee89e 100644
--- a/src/main/java/cn/guangchen233/crystallistener/plugin/SpigotEventListener.java
+++ b/src/main/java/cn/guangchen233/crystallistener/plugin/SpigotEventListener.java
@@ -80,7 +80,7 @@ public void onPlayerDeath(PlayerDeathEvent event) {
                     this.killer, this.deceased, this.crystal, this.playerDamageEvent, event
             );
             Bukkit.getScheduler().runTask(
-                    CrystalListener.getInstance(),
+                    Main.getInstance(),
                     () -> Bukkit.getPluginManager().callEvent(calledEvent)
             );
             this.resetTempData();
diff --git a/src/main/resources/plugin.yml b/src/main/resources/plugin.yml
index f71c6f5..e99f317 100644
--- a/src/main/resources/plugin.yml
+++ b/src/main/resources/plugin.yml
@@ -1,6 +1,6 @@
 name: CrystalKillListener
-main: cn.guangchen233.crystallistener.plugin.CrystalListener
-version: 1.3-SNAPSHOT
+main: cn.guangchen233.crystallistener.plugin.Main
+version: 1.3.1-SNAPSHOT
 author: GuangChen233
 website: https://github.com/GuangChen2333/CrystalKillListener
 api-version: 1.12
\ No newline at end of file
