Fixed Issue #468: typo corrected.
diff --git a/LanguageFeatures/Extension-methods/generic_parameter_inference_A01_t06.dart b/LanguageFeatures/Extension-methods/generic_parameter_inference_A01_t06.dart
index 155319e..5e3fbfd 100644
--- a/LanguageFeatures/Extension-methods/generic_parameter_inference_A01_t06.dart
+++ b/LanguageFeatures/Extension-methods/generic_parameter_inference_A01_t06.dart
@@ -24,5 +24,5 @@
 
 main() {
   List<String> list = [];
-  SuperList<Object>(list).check<int>(42);
+  SuperList<Object>(list).checkme<int>(42);
 }