diff --git a/app-updater/build.gradle b/app-updater/build.gradle
index 39dc8dd..2cfaaf7 100644
--- a/app-updater/build.gradle
+++ b/app-updater/build.gradle
@@ -35,8 +35,8 @@ dependencies {
     testImplementation deps.test.junit
     androidTestImplementation deps.test.runner
     androidTestImplementation deps.test.espresso
-    //support
-    compileOnly deps.support.appcompat
+    //androidx
+    compileOnly deps.androidx.appcompat
     compileOnly deps.okhttp
 
 }
diff --git a/app-updater/src/main/java/com/king/app/updater/util/AppUtils.java b/app-updater/src/main/java/com/king/app/updater/util/AppUtils.java
index 2551936..9068454 100644
--- a/app-updater/src/main/java/com/king/app/updater/util/AppUtils.java
+++ b/app-updater/src/main/java/com/king/app/updater/util/AppUtils.java
@@ -48,7 +48,9 @@ public final class AppUtils {
         if(TextUtils.isEmpty(filename)){
             filename = defaultName;
         }
-
+        if(filename.endsWith(".apk")){
+            return filename;
+        }
         return String.format("%s.apk",filename);
     }