diff --git a/youtube_dl/extractor/kan.py b/youtube_dl/extractor/kan.py
index fb57ac2e3..84f8c4f77 100644
--- a/youtube_dl/extractor/kan.py
+++ b/youtube_dl/extractor/kan.py
@@ -1,5 +1,6 @@
 # coding: utf-8
 from __future__ import unicode_literals
+from ..compat import compat_str
 import re
 
 from .common import InfoExtractor