diff --git a/pom.xml b/pom.xml
index 1de3b17..98b39c4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -131,9 +131,9 @@
 			<version>RELEASE</version>
 		</dependency>
 		<dependency>
-			<groupId>dom4j</groupId>
+			<groupId>org.dom4j</groupId>
 			<artifactId>dom4j</artifactId>
-			<version>1.6.1</version>
+			<version>2.1.4</version>
 		</dependency>
 		<dependency>
 			<groupId>jaxen</groupId>
@@ -148,17 +148,17 @@
 		<dependency>
 			<groupId>commons-io</groupId>
 			<artifactId>commons-io</artifactId>
-			<version>2.7</version>
+			<version>2.14.0</version>
 		</dependency>
 		<dependency>
 			<groupId>ch.qos.logback</groupId>
 			<artifactId>logback-classic</artifactId>
-			<version>1.2.0</version>
+			<version>1.2.13</version>
 		</dependency>
 		<dependency>
 			<groupId>ch.qos.logback</groupId>
 			<artifactId>logback-core</artifactId>
-			<version>1.2.9</version>
+			<version>1.2.13</version>
 		</dependency>
 		<dependency>
 			<groupId>org.slf4j</groupId>