diff --git a/vibrator/aidl/Android.bp b/vibrator/aidl/Android.bp
index ae7f434..9766353 100644
--- a/vibrator/aidl/Android.bp
+++ b/vibrator/aidl/Android.bp
@@ -15,4 +15,5 @@
             },
         },
     },
+    versions: ["1"],
 }