diff --git a/openpgp-api/build.gradle b/openpgp-api/build.gradle
index 9f68bc4cc8..1d7d762e24 100644
--- a/openpgp-api/build.gradle
+++ b/openpgp-api/build.gradle
@@ -3,7 +3,7 @@ apply plugin: 'com.android.library'
 
 android {
     compileSdkVersion 27
-    buildToolsVersion '27.0.3'
+    //buildToolsVersion '27.0.3'
 
     defaultConfig {
         versionCode 9