diff --git a/youtube-dl.sh b/youtube-dl.sh
index 439715c..c76024a 100755
--- a/youtube-dl.sh
+++ b/youtube-dl.sh
@@ -41,4 +41,4 @@ fi
 mkdir -p $pfad
 
 cd $pfad
-youtube-dl -i --socket-timeout 10000 --force-ipv4 $format $url
+youtube-dl -i --socket-timeout 10000 --force-ipv4 --restrict-filenames $format $url