diff --git a/app/build.gradle b/app/build.gradle
index 1c005fcde..4b60beb9e 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -16,8 +16,8 @@ android {
         applicationId "com.simplemobiletools.calendar.pro"
         minSdkVersion 21
         targetSdkVersion 28
-        versionCode 161
-        versionName "6.6.3"
+        versionCode 162
+        versionName "6.6.4"
         multiDexEnabled true
         setProperty("archivesBaseName", "calendar")
         vectorDrawables.useSupportLibrary = true