diff --git a/vibrator/aidl/Android.bp b/vibrator/aidl/Android.bp
index b5199e2..d3b72ee 100644
--- a/vibrator/aidl/Android.bp
+++ b/vibrator/aidl/Android.bp
@@ -25,4 +25,5 @@
         "1",
         "2",
     ],
+    frozen: true,
 }