diff --git a/gallery_dl/extractor/skeb.py b/gallery_dl/extractor/skeb.py
index 24e39f91c2..965391c953 100644
--- a/gallery_dl/extractor/skeb.py
+++ b/gallery_dl/extractor/skeb.py
@@ -140,7 +140,7 @@ def __init__(self, match):
         self.post_num = match.group(2)
 
     def posts(self):
-        return (self.user_name, self.post_num,)
+        return ((self.user_name, self.post_num),)
 
 
 class SkebUserExtractor(SkebExtractor):