diff --git a/packages/firebase_auth/firebase_auth_web/lib/src/interop/auth.dart b/packages/firebase_auth/firebase_auth_web/lib/src/interop/auth.dart
index 68f01652c9bc..3287e0be1ba1 100644
--- a/packages/firebase_auth/firebase_auth_web/lib/src/interop/auth.dart
+++ b/packages/firebase_auth/firebase_auth_web/lib/src/interop/auth.dart
@@ -382,7 +382,7 @@ class Auth extends JsObjectWrapper<auth_interop.AuthJsImpl> {
       final errorWrapper = allowInterop((e) => _changeController!.addError(e));
 
       void startListen() {
-        assert(_onAuthUnsubscribe == null);
+        // assert(_onAuthUnsubscribe == null);
         _onAuthUnsubscribe =
             jsObject.onAuthStateChanged(nextWrapper, errorWrapper);
       }