diff --git a/app/build.gradle b/app/build.gradle
index 4e613077f..e79056940 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -13,8 +13,8 @@ android {
         minSdk 21
         //noinspection ExpiredTargetSdkVersion
         targetSdk 28
-        versionCode 240
-        versionName "2.4.0"
+        versionCode 239
+        versionName "0621"
         javaCompileOptions {
             annotationProcessorOptions {
                 arguments = ["room.schemaLocation": "$projectDir/schemas".toString()]