diff --git a/python/paddle/distributed/utils.py b/python/paddle/distributed/utils.py
index 7fb55239c03cee28e8ffe6ebf411fdc25d75e7ea..9c56534095cb2776f07942abf35326d07d25d97c 100644
--- a/python/paddle/distributed/utils.py
+++ b/python/paddle/distributed/utils.py
@@ -166,7 +166,7 @@ class Cluster(object):
     def __ne__(self, cluster):
         return not self.__eq__(cluster)
 
-    def update_pods(cluster):
+    def update_pods(self, cluster):
         self.pods = copy.copy(cluster.pods)
 
     def trainers_nranks(self):
diff --git a/tools/get_pr_ut.py b/tools/get_pr_ut.py
index 78d9978c4bc45e0917c6de71a8220ca62959f028..109aa1c3bbadcbed376de9c1c7a8520940790cef 100644
--- a/tools/get_pr_ut.py
+++ b/tools/get_pr_ut.py
@@ -112,7 +112,7 @@ class PRChecker(object):
                 print(e)
                 print(
                     'PREC download {} error, retry {} time(s) after {} secs.[proxy_option={}]'.
-                    format(url, ix, ix * 10, proxy))
+                    format(url, ix, ix * 10, cur_proxy))
                 continue
             else:
                 return True