diff --git a/youtube_dl/extractor/fox.py b/youtube_dl/extractor/fox.py
index cc5d62ebc..159fdf9c4 100644
--- a/youtube_dl/extractor/fox.py
+++ b/youtube_dl/extractor/fox.py
@@ -3,7 +3,6 @@ from __future__ import unicode_literals
 
 from .adobepass import AdobePassIE
 from ..utils import (
-    int_or_none,
     smuggle_url,
     update_url_query,
 )