diff --git a/compos/apex/Android.bp b/compos/apex/Android.bp
index 3a9d5f5..36e3c3e 100644
--- a/compos/apex/Android.bp
+++ b/compos/apex/Android.bp
@@ -37,6 +37,8 @@
     updatable: false,
     platform_apis: true,
 
+    system_ext_specific: true,
+
     binaries: [
         // Used in Android
         "compos_key_cmd",