diff --git a/OpenPGP-Keychain-API/example-app/build.gradle b/OpenPGP-Keychain-API/example-app/build.gradle
index 975666b19..5147dc7bc 100644
--- a/OpenPGP-Keychain-API/example-app/build.gradle
+++ b/OpenPGP-Keychain-API/example-app/build.gradle
@@ -5,7 +5,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:0.8.3'
+        classpath 'com.android.tools.build:gradle:0.9.0'
     }
 }
 
diff --git a/OpenPGP-Keychain-API/libraries/keychain-api-library/build.gradle b/OpenPGP-Keychain-API/libraries/keychain-api-library/build.gradle
index 7c923e7f6..98c9a3bd6 100644
--- a/OpenPGP-Keychain-API/libraries/keychain-api-library/build.gradle
+++ b/OpenPGP-Keychain-API/libraries/keychain-api-library/build.gradle
@@ -5,7 +5,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:0.8.3'
+        classpath 'com.android.tools.build:gradle:0.9.0'
     }
 }