diff --git a/build.gradle b/build.gradle
index 18c25cbab1..34fa03b1be 100644
--- a/build.gradle
+++ b/build.gradle
@@ -21,8 +21,8 @@ android {
     defaultConfig {
         minSdkVersion 21
         targetSdkVersion 27
-        versionCode 30907
-        versionName "3.9"
+        versionCode 30911
+        versionName "3.9.1"
 
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }