diff --git a/examples/postman_echo/request_methods/request_with_retry_test.py b/examples/postman_echo/request_methods/request_with_retry_test.py
index e112501a..af746978 100644
--- a/examples/postman_echo/request_methods/request_with_retry_test.py
+++ b/examples/postman_echo/request_methods/request_with_retry_test.py
@@ -4,7 +4,7 @@
   @Date     :     2022/4/7
   @File     :     request_with_retry.py
   @Author   :     duanchao.bill
-  @Desc     :     
+  @Desc     :
 
 """
 
diff --git a/httprunner/step_testcase.py b/httprunner/step_testcase.py
index f661f6a3..b61285c5 100644
--- a/httprunner/step_testcase.py
+++ b/httprunner/step_testcase.py
@@ -80,7 +80,7 @@ class RunTestCase(object):
         self.__step.variables.update(variables)
         return self
 
-    def with_retry(self, retry_times, retry_interval) -> "RunRequest":
+    def with_retry(self, retry_times, retry_interval) -> "RunTestCase":
         self.__step.retry_times = retry_times
         self.__step.retry_interval = retry_interval
         return self