diff --git a/gns3server/modules/dynamips/__init__.py b/gns3server/modules/dynamips/__init__.py
index f0658891c..b49105852 100644
--- a/gns3server/modules/dynamips/__init__.py
+++ b/gns3server/modules/dynamips/__init__.py
@@ -381,7 +381,7 @@ class Dynamips(BaseManager):
             rhost = nio_settings["rhost"]
             rport = nio_settings["rport"]
             try:
-                info = socket.getaddrinfo(rhost, rport, 0, socket.AF_UNSPEC, socket.SOCK_DGRAM, 0, socket.AI_PASSIVE)
+                info = socket.getaddrinfo(rhost, rport, socket.AF_UNSPEC, socket.SOCK_DGRAM, 0, socket.AI_PASSIVE)
                 if not info:
                     raise DynamipsError("getaddrinfo returns an empty list on {}:{}".format(rhost, rport))
                 for res in info:
diff --git a/gns3server/modules/iou/ioucon.py b/gns3server/modules/iou/ioucon.py
index 6f470843e..7aeb0287b 100644
--- a/gns3server/modules/iou/ioucon.py
+++ b/gns3server/modules/iou/ioucon.py
@@ -356,7 +356,7 @@ class TelnetServer(Console):
     def __enter__(self):
         # Open a socket and start listening
 
-        info = socket.getaddrinfo(self.addr, self.port, 0, socket.AF_UNSPEC, socket.SOCK_STREAM, 0, socket.AI_PASSIVE)
+        info = socket.getaddrinfo(self.addr, self.port, socket.AF_UNSPEC, socket.SOCK_STREAM, 0, socket.AI_PASSIVE)
         if not info:
             raise TelnetServerError("getaddrinfo returns an empty list on {}:{}".format(self.addr, self.port))
         for res in info: