diff --git a/libs/binder/Android.bp b/libs/binder/Android.bp
index e6cfeb4..7298282 100644
--- a/libs/binder/Android.bp
+++ b/libs/binder/Android.bp
@@ -170,6 +170,7 @@
 
 aidl_interface {
     name: "libbinder_aidl_test_stub",
+    unstable: true,
     local_include_dir: "aidl",
     srcs: [":libbinder_aidl"],
     vendor_available: true,