diff --git a/systemvm/debian/opt/cloud/bin/cs/CsAddress.py b/systemvm/debian/opt/cloud/bin/cs/CsAddress.py
index 5b0c05774890..3eca4a78b438 100755
--- a/systemvm/debian/opt/cloud/bin/cs/CsAddress.py
+++ b/systemvm/debian/opt/cloud/bin/cs/CsAddress.py
@@ -583,9 +583,9 @@ def post_config_change(self, method):
                         CsPasswdSvc(self.address['public_ip']).stop()
                 elif cmdline.is_master():
                     if method == "add":
-                        CsPasswdSvc(self.address['gateway'] + "," + self.address['public_ip']).start()
+                        CsPasswdSvc(self.get_gateway() + "," + self.address['public_ip']).start()
                     elif method == "delete":
-                        CsPasswdSvc(self.address['gateway'] + "," + self.address['public_ip']).stop()
+                        CsPasswdSvc(self.get_gateway() + "," + self.address['public_ip']).stop()
 
         if self.get_type() == "public" and self.config.is_vpc() and method == "add":
             if self.address["source_nat"]: