diff --git a/dl.py b/dl.py
index eafb394..9a3c129 100644
--- a/dl.py
+++ b/dl.py
@@ -41,7 +41,7 @@ def main():
                 continue
 
             download_clip(
-                clip_id, f'{args.out_dir}/{index+1: 04d}_{clip_id}.mp4')
+                clip_id, f'{args.out_dir}/{index+1:04d}_{clip_id}.mp4')
     except KeyboardInterrupt:
         pass