diff --git a/Java/MoppyControlGUI/build.gradle b/Java/MoppyControlGUI/build.gradle
index ea6412a..85343f2 100644
--- a/Java/MoppyControlGUI/build.gradle
+++ b/Java/MoppyControlGUI/build.gradle
@@ -2,6 +2,14 @@ apply plugin: 'java'
 apply plugin: 'application'
 
 mainClassName = 'com.moppy.control.MoppyControlGUI'
+version = '2.0.0'
+
+jar {
+    manifest {
+        attributes 'Main-Class': mainClassName,
+                   'Implementation-Version': version
+    }
+}
 
 sourceCompatibility = '1.8'
 [compileJava, compileTestJava]*.options*.encoding = 'UTF-8'
diff --git a/Java/MoppyLib/build.gradle b/Java/MoppyLib/build.gradle
index 1b9f90f..6a73938 100644
--- a/Java/MoppyLib/build.gradle
+++ b/Java/MoppyLib/build.gradle
@@ -1,5 +1,13 @@
 apply plugin: 'java'
 
+version = '2.0.0'
+
+jar {
+    manifest {
+        attributes 'Implementation-Version': version
+    }
+}
+
 sourceCompatibility = '1.8'
 [compileJava, compileTestJava]*.options*.encoding = 'UTF-8'