diff --git a/build.gradle b/build.gradle
index cd034d86..9c402ab8 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,6 +1,6 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 buildscript { 
-    ext.kotlin_version = '1.8.0'
+    ext.kotlin_version = '1.9.20'
 
     repositories {
         google()
@@ -8,7 +8,7 @@ buildscript {
         mavenLocal()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.2.2'
+        classpath 'com.android.tools.build:gradle:8.3.2'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:2.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
diff --git a/gradle.properties b/gradle.properties
index 6ad3c903..dbb7bf70 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,2 @@
 android.enableJetifier=true
 android.useAndroidX=true
-android.databinding.incremental=true
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 9274f3e1..41168b4b 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Thu Jul 20 11:21:15 MDT 2023
+#Wed Apr 17 05:10:50 MDT 2024
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.3.3-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/mapcache/build.gradle b/mapcache/build.gradle
index 6f5df095..ef5c461d 100644
--- a/mapcache/build.gradle
+++ b/mapcache/build.gradle
@@ -4,11 +4,12 @@ def googleMapsApiReleaseKey = hasProperty('RELEASE_MAPS_MAPCACHE_API_KEY') ? REL
 def googleMapsApiKeyDebug = hasProperty('DEBUG_MAPS_API_KEY') ? DEBUG_MAPS_API_KEY : ''
 
 android {
-    compileSdkVersion 34
+    compileSdk 34
+    namespace 'mil.nga.mapcache'
 
     compileOptions {
-        sourceCompatibility JavaVersion.VERSION_11
-        targetCompatibility JavaVersion.VERSION_11
+        sourceCompatibility JavaVersion.VERSION_17
+        targetCompatibility JavaVersion.VERSION_17
     }
 
     // Verbose logging for debug
@@ -40,6 +41,9 @@ android {
             }
         }
     }
+    buildFeatures {
+        buildConfig = true
+    }
     buildTypes {
         release {
             applicationVariants.all { variant ->
@@ -93,10 +97,10 @@ dependencies {
     api 'com.google.android.material:material:1.6.0'
     api 'androidx.preference:preference:1.2.1'
     api 'androidx.lifecycle:lifecycle-extensions:2.2.0'
-    api 'mil.nga.geopackage.map:geopackage-android-map:6.7.3' // comment out to build locally
+    api 'mil.nga.geopackage.map:geopackage-android-map:6.7.4' // comment out to build locally
     //api project(':geopackage-map') // uncomment me to build locally
-    api 'mil.nga.mgrs:mgrs-android:2.2.2'
-    api 'mil.nga.gars:gars-android:1.2.2'
+    api 'mil.nga.mgrs:mgrs-android:2.2.3'
+    api 'mil.nga.gars:gars-android:1.2.3'
     api 'androidx.multidex:multidex:2.0.1'
     implementation 'com.google.code.gson:gson:2.8.7'
     implementation 'androidx.exifinterface:exifinterface:1.3.6'
diff --git a/mapcache/src/main/AndroidManifest.xml b/mapcache/src/main/AndroidManifest.xml
index aa8459f5..ab692ea8 100644
--- a/mapcache/src/main/AndroidManifest.xml
+++ b/mapcache/src/main/AndroidManifest.xml
@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="mil.nga.mapcache"
     android:installLocation="auto">
 
     <uses-feature