update the permissions for the AccountManagerService
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 87a5f12..4fcd945 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -27,6 +27,7 @@
     <uses-permission android:name="android.permission.READ_CALENDAR" />
     <uses-permission android:name="android.permission.WRITE_CALENDAR" />
     <uses-permission android:name="android.permission.WAKE_LOCK" />
+    <uses-permission android:name="android.permission.USE_CREDENTIALS" />
     <uses-permission android:name="com.google.android.googleapps.permission.GOOGLE_AUTH.mail" />
 
     <application android:name="CalendarApplication"