diff --git a/project/AndroidManifestTemplate.xml b/project/AndroidManifestTemplate.xml
index d305f4440..488e42fd5 100644
--- a/project/AndroidManifestTemplate.xml
+++ b/project/AndroidManifestTemplate.xml
@@ -43,7 +43,7 @@
 			<!-- ==OPENFILE== --> </intent-filter>
 		</activity>
 		<!-- ==ADMOB== --> <activity android:name="com.google.android.gms.ads.AdActivity" android:configChanges="mcc|mnc|locale|touchscreen|keyboard|keyboardHidden|navigation|screenLayout|fontScale|uiMode|orientation|screenSize|smallestScreenSize|layoutDirection"/>
-		<!-- ==ADMOB== --> <meta-data android:name="com.google.android.gms.version" android:value="4323000" /> <!-- Change this value to the actual Google Play SDK version -->
+		<!-- ==ADMOB== --> <meta-data android:name="com.google.android.gms.version" android:value="@integer/google_play_services_version" />
 		<!-- ==GOOGLEPLAYGAMESERVICES== --> <meta-data android:name="com.google.android.gms.games.APP_ID" android:value="@string/google_play_game_services_app_id" />
 		<!-- ==GOOGLEPLAYGAMESERVICES== --> <meta-data android:name="com.google.android.gms.appstate.APP_ID" android:value="@string/google_play_game_services_app_id" />
 		<!-- ==GOOGLEPLAYGAMESERVICES== --> <meta-data android:name="com.google.android.gms.version" android:value="@integer/google_play_services_version"/>
diff --git a/project/app/build-template.gradle b/project/app/build-template.gradle
index cc9e820a9..e4499eb1c 100644
--- a/project/app/build-template.gradle
+++ b/project/app/build-template.gradle
@@ -1,13 +1,15 @@
-apply plugin: 'com.android.application'
+plugins {
+    id 'com.android.application'
+}
 
 android {
-    compileSdkVersion 29
-    buildToolsVersion "30.0.0"
+    compileSdkVersion 30
+    buildToolsVersion "30.0.3"
 
     defaultConfig {
         applicationId "net.olofson.ballfield"
-        minSdkVersion 16 // Must match version numbers in project/AndroidManifestTemplate.xml
-        targetSdkVersion 29
+        minSdkVersion 16
+        targetSdkVersion 30
     }
 
     buildTypes {
@@ -16,11 +18,15 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), '../proguard-local.cfg', '../proguard.cfg'
         }
     }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
 
-    dependencies { compile 'com.google.android.gms:play-services-games:19.0.0' } // ==GOOGLEPLAYGAMESERVICES==
+    dependencies { compile 'com.google.android.gms:play-services-games:21.0.0' } // ==GOOGLEPLAYGAMESERVICES==
     dependencies { compile 'com.google.android.gms:play-services-drive:17.0.0' } // ==GOOGLEPLAYGAMESERVICES==
 }
 
 dependencies {
-    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'androidx.appcompat:appcompat:1.2.0'
 }
diff --git a/project/build.gradle b/project/build.gradle
index 4758c963b..4d24be2c6 100644
--- a/project/build.gradle
+++ b/project/build.gradle
@@ -1,12 +1,11 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
-
 buildscript {
     repositories {
         google()
         jcenter()
     }
     dependencies {
-        classpath "com.android.tools.build:gradle:4.0.0"
+        classpath "com.android.tools.build:gradle:4.1.1"
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -22,4 +21,4 @@ allprojects {
 
 task clean(type: Delete) {
     delete rootProject.buildDir
-}
+}
\ No newline at end of file
diff --git a/project/gradle.properties b/project/gradle.properties
index c52ac9b79..52f5917cb 100644
--- a/project/gradle.properties
+++ b/project/gradle.properties
@@ -6,7 +6,7 @@
 # http://www.gradle.org/docs/current/userguide/build_environment.html
 # Specifies the JVM arguments used for the daemon process.
 # The setting is particularly useful for tweaking memory settings.
-org.gradle.jvmargs=-Xmx2048m
+org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
 # When configured, Gradle will run in incubating parallel mode.
 # This option should only be used with decoupled projects. More details, visit
 # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
diff --git a/project/gradle/wrapper/gradle-wrapper.properties b/project/gradle/wrapper/gradle-wrapper.properties
index fa0e18631..7374117da 100644
--- a/project/gradle/wrapper/gradle-wrapper.properties
+++ b/project/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Tue Jul 07 20:59:38 EEST 2020
+#Thu Dec 31 22:38:03 EET 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.1.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-bin.zip