diff --git a/apex/apex_singleton.go b/apex/apex_singleton.go
index 7b3acb5..263e0a5 100644
--- a/apex/apex_singleton.go
+++ b/apex/apex_singleton.go
@@ -18,6 +18,7 @@
 
 import (
 	"encoding/json"
+	"strings"
 
 	"github.com/google/blueprint"
 
@@ -94,7 +95,9 @@
 			apexInfo, _ := android.OtherModuleProvider(ctx, module, android.ApexInfoProvider)
 			if path := binaryInfo.FlatListPath(); path != nil {
 				if binaryInfo.Updatable() || apexInfo.Updatable {
-					updatableFlatLists = append(updatableFlatLists, path)
+					if strings.HasPrefix(module.String(), "com.android.") {
+						updatableFlatLists = append(updatableFlatLists, path)
+					}
 				}
 			}
 		}