diff --git a/packages/flutter/test/semantics/semantics_update_test.dart b/packages/flutter/test/semantics/semantics_update_test.dart
index d7ecc19d5bf15..9e4a754b3bed7 100644
--- a/packages/flutter/test/semantics/semantics_update_test.dart
+++ b/packages/flutter/test/semantics/semantics_update_test.dart
@@ -212,6 +212,7 @@ class SemanticsUpdateBuilderSpy extends Fake implements ui.SemanticsUpdateBuilde
     required Int32List childrenInTraversalOrder,
     required Int32List childrenInHitTestOrder,
     required Int32List additionalActions,
+    int headingLevel = 0,
   }) {
     // Makes sure we don't send the same id twice.
     assert(!observations.containsKey(id));