diff --git a/packages/core/src/router.ts b/packages/core/src/router.ts
index 586b6d918..fdd2f0aff 100644
--- a/packages/core/src/router.ts
+++ b/packages/core/src/router.ts
@@ -114,6 +114,10 @@ export class Router {
     type: TEventName,
     callback: (event: GlobalEvent<TEventName>) => GlobalEventResult<TEventName>,
   ): VoidFunction {
+    if (typeof window === 'undefined') {
+      return () => {}
+    }
+
     return eventHandler.onGlobalEvent(type, callback)
   }