diff --git a/x3_dashboard/config.yaml b/x3_dashboard/config.yaml
index 2150450..f0625e4 100644
--- a/x3_dashboard/config.yaml
+++ b/x3_dashboard/config.yaml
@@ -99,5 +99,5 @@ schema:
   message_entity_ids:
     dashboard_pubsub: str?
     bridge: str?
-    external: ""
+    external: str?
     secure_external: str?
\ No newline at end of file
diff --git a/x3_dashboard_custom.zip b/x3_dashboard_custom.zip
deleted file mode 100644
index 852d535..0000000
Binary files a/x3_dashboard_custom.zip and /dev/null differ