diff --git a/src/upnp.py b/src/upnp.py
index ec09bc32..b4648e02 100644
--- a/src/upnp.py
+++ b/src/upnp.py
@@ -166,7 +166,7 @@ class Router:
                 ('NewExternalPort', str(externalPort)),
                 ('NewProtocol', protocol),
             ])
-        logger.info("Removed UPnP mapping on external port %i", extPort)
+        logger.info("Removed UPnP mapping on external port %i", externalPort)
         return resp
 
     def GetExternalIPAddress(self):