diff --git a/contexthub/aidl/Android.bp b/contexthub/aidl/Android.bp
index df6e063..b56537a 100644
--- a/contexthub/aidl/Android.bp
+++ b/contexthub/aidl/Android.bp
@@ -57,11 +57,6 @@
             version: "3",
             imports: [],
         },
-        {
-            version: "4",
-            imports: [],
-        },
-
     ],
-    frozen: true,
+    frozen: false,
 }