diff --git a/pype/modules/websocket_server/websocket_server.py b/pype/modules/websocket_server/websocket_server.py
index 1152c65e00..ec6785625a 100644
--- a/pype/modules/websocket_server/websocket_server.py
+++ b/pype/modules/websocket_server/websocket_server.py
@@ -31,6 +31,7 @@ class WebSocketServer():
         self.client = None
         self.handlers = {}
 
+        port = None
         websocket_url = os.getenv("WEBSOCKET_URL")
         if websocket_url:
             parsed = urllib.parse.urlparse(websocket_url)