diff --git a/app/build.gradle b/app/build.gradle
index 9f7d793..f37a25e 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -32,7 +32,7 @@ android {
         applicationId "org.cipherdyne.fwknop2"
         minSdkVersion 15
         targetSdkVersion 19
-        versionCode 3
+        versionCode 4
         versionName "1.0"
         ndk {
             moduleName 'libfwknop'