diff --git a/js/index.js b/js/index.js
index 3de7664..0f8cd4a 100644
--- a/js/index.js
+++ b/js/index.js
@@ -17,6 +17,8 @@ app.registerExtension({
           defaultValue: name
         });
 
+        if (!name) return;
+
         app.graph.extra.fast_api = {
           name
         };