diff --git a/test/test_rake_application.rb b/test/test_rake_application.rb
index 62bb4c6ac..5d5b5bd63 100644
--- a/test/test_rake_application.rb
+++ b/test/test_rake_application.rb
@@ -80,11 +80,11 @@ def test_display_exception_details_cause_loop
     begin
       begin
         raise "cause a"
-      rescue => a
+      rescue
         begin
           raise "cause b"
         rescue
-          raise a
+          raise
         end
       end
     rescue => ex