diff --git a/TTS/server/server.py b/TTS/server/server.py
index 9e533dc6..2372a57a 100644
--- a/TTS/server/server.py
+++ b/TTS/server/server.py
@@ -117,7 +117,7 @@ def tts():
 
 
 def main():
-    app.run(debug=args.debug, host="0.0.0.0", port=args.port)
+    app.run(debug=args.debug, host="::", port=args.port)
 
 
 if __name__ == "__main__":