diff --git a/pkg/analyzer/test/src/utilities/extensions/library_element_test.dart b/pkg/analyzer/test/src/utilities/extensions/library_element_test.dart
index 147381d46adc..9332ac8c9e9c 100644
--- a/pkg/analyzer/test/src/utilities/extensions/library_element_test.dart
+++ b/pkg/analyzer/test/src/utilities/extensions/library_element_test.dart
@@ -171,7 +171,7 @@ mixin ^M {}
 
   void test_setter() async {
     await assertLocation('''
-Set f^(String v) => '';
+set f^(String v) {}
 ''');
   }