diff --git a/lib/extension/publish.ts b/lib/extension/publish.ts
index c3d366afc..43d3865bb 100644
--- a/lib/extension/publish.ts
+++ b/lib/extension/publish.ts
@@ -323,7 +323,7 @@ export default class Publish extends Extension {
             }
         }
 
-        const scenesChanged = Object.values(usedConverters).some((cl) => cl.some((c) => c.key.some((k) => sceneConverterKeys.includes(k))));
+        const scenesChanged = Object.values(usedConverters).some((cl) => cl.some((c) => c.key?.some((k) => sceneConverterKeys.includes(k))));
         if (scenesChanged) {
             this.eventBus.emitScenesChanged({entity: re});
         }