diff --git a/kubernetes/client/configuration.py b/kubernetes/client/configuration.py
index f2460998bc..bc04355bdb 100644
--- a/kubernetes/client/configuration.py
+++ b/kubernetes/client/configuration.py
@@ -170,7 +170,6 @@ def __init__(self, host="http://localhost",
         if os.getenv("no_proxy"): self.no_proxy = os.getenv("no_proxy")
         """Proxy URL
         """
-        self.no_proxy = None
         """bypass proxy for host in the no_proxy list.
         """
         self.proxy_headers = None