diff --git a/packages/backend/src/plugins/catalog.ts b/packages/backend/src/plugins/catalog.ts
index 0f678a2482..223acab818 100644
--- a/packages/backend/src/plugins/catalog.ts
+++ b/packages/backend/src/plugins/catalog.ts
@@ -33,7 +33,6 @@ export default async function createPlugin(
     eventBroker: env.eventBroker,
   });
   builder.addEntityProvider(demoProvider);
-  builder.setEventBroker(env.eventBroker);
 
   const { processingEngine, router } = await builder.build();