diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 78d7f00..c0dc9c1 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -16,6 +16,7 @@
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
         package="com.android.providers.telephony"
+        coreApp="true"
         android:sharedUserId="android.uid.phone">
 
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />