diff --git a/cellbroadcast-jarjar-rules.txt b/cellbroadcast-jarjar-rules.txt
index 9d34267..3e4127a 100644
--- a/cellbroadcast-jarjar-rules.txt
+++ b/cellbroadcast-jarjar-rules.txt
@@ -1 +1,6 @@
+rule android.os.HandlerExecutor* com.android.cellbroadcastservice.HandlerExecutor@1
 rule android.util.LocalLog* com.android.cellbroadcastservice.LocalLog@1
+rule android.internal.util.IState* com.android.cellbroadcastservice.IState@1
+rule android.internal.util.Preconditions* com.android.cellbroadcastservice.Preconditions@1
+rule android.internal.util.State* com.android.cellbroadcastservice.State@1
+rule android.internal.util.StateMachine* com.android.cellbroadcastservice.StateMachine@1