diff --git a/contexthub/aidl/Android.bp b/contexthub/aidl/Android.bp
index 5905c8c..202813c 100644
--- a/contexthub/aidl/Android.bp
+++ b/contexthub/aidl/Android.bp
@@ -48,8 +48,12 @@
             version: "2",
             imports: [],
         },
+        {
+            version: "3",
+            imports: [],
+        },
 
     ],
-    frozen: false,
+    frozen: true,
 
 }