diff --git a/y.sh b/y.sh
index aaede32..3bbe7c0 100755
--- a/y.sh
+++ b/y.sh
@@ -95,10 +95,10 @@ get_bandcamp_track()
 {
   echo "> > track: '$1'"
   YDL "$1" -f mp3-320 \
-    -o "$MUSIC_PATH/$ARTIST/%(album)s/%(track_number)02d %(title).100B [%(id)s].%(ext)s"
+    -o "$MUSIC_PATH/$ARTIST/%(album)s/%(track_number)02d %(title).50B [%(id)s].%(ext)s"
   [ $? -eq 1 ] \
     && YDL "$1" -f mp3 \
-       -o "$MUSIC_PATH/$ARTIST/%(album)s/%(track_number)02d %(title).100B [%(id)s].%(ext)s"
+       -o "$MUSIC_PATH/$ARTIST/%(album)s/%(track_number)02d %(title).50B [%(id)s].%(ext)s"
 }
 
 get_bandcamp_album()
@@ -121,7 +121,7 @@ case "$SITE" in
 'music.youtube.com')
   echo '> youtube-music'
   YDL "$URL" -f 251 \
-    -o "$MUSIC_PATH/%(artist)s - %(title).100B [%(id)s].%(ext)s"
+    -o "$MUSIC_PATH/%(artist)s - %(title).50B [%(id)s].%(ext)s"
   ;;
 
 'youtube.com'| \
@@ -131,28 +131,28 @@ case "$SITE" in
   if [[ "$URL" = *youtube\.com\/@* ]]; then
     echo '> > store archive'
     YDL "$URL" \
-      -o "$YT_PATH/%(uploader_id)s/%(title).100B [%(id)s].%(ext)s"
+      -o "$YT_PATH/%(uploader_id)s/%(title).50B [%(id)s].%(ext)s"
   else
     case "$OPT" in
     'm')
       echo '> > music'
       YDL "$URL" -f 251 \
-        -o "$MUSIC_PATH/%(title).100B [%(id)s].%(ext)s"
+        -o "$MUSIC_PATH/%(title).50B [%(id)s].%(ext)s"
       ;;
     'a')
       echo '> > audio'
       YDL "$URL" -f 251 \
-        -o "$AUDIO_PATH/%(title).100B [%(id)s].%(ext)s"
+        -o "$AUDIO_PATH/%(title).50B [%(id)s].%(ext)s"
       ;;
     's')
       echo '> > store archive'
       YDL "$URL" \
-        -o "$YT_PATH/%(uploader_id)s/%(title).100B [%(id)s].%(ext)s"
+        -o "$YT_PATH/%(uploader_id)s/%(title).50B [%(id)s].%(ext)s"
     ;;
     *)
       echo '> > _video_'
       YDL "$URL" \
-        -o "$DEFAULT_PATH/yt-%(title).100B [%(id)s].%(ext)s"
+        -o "$DEFAULT_PATH/yt-%(title).50B [%(id)s].%(ext)s"
       ;;
     esac
   fi
@@ -251,6 +251,7 @@ case "$SITE" in
             | sd -- '/status/' '--' \
             | sd  '/' '-' \
             `
+  CLEAN_URL=${CLEAN_URL:0:50}
   echo "CLEAN_URL : '$CLEAN_URL'"
   YDL "$URL" -o "$DEFAULT_PATH/tw--$CLEAN_URL.%(ext)s"
   ;;
@@ -265,6 +266,7 @@ case "$SITE" in
             | sd -- '/?comments/' '--' \
             | sd '/' '-' \
             `
+  CLEAN_URL=${CLEAN_URL:0:50}
   echo "CLEAN_URL : '$CLEAN_URL'"
   YDL "$URL" -o "$DEFAULT_PATH/r-$CLEAN_URL.%(ext)s"
   ;;
@@ -279,6 +281,7 @@ case "$SITE" in
             | sd '/+$' '' \
             | sd  '/' '-' \
             `
+  CLEAN_URL=${CLEAN_URL:0:50}
   echo "CLEAN_URL : '$CLEAN_URL'"
   DATE=` date -u "+%Y%m%d%H%M%S" `
   YDL "$URL" -o "$DEFAULT_PATH/ig-%(uploader_id).50B-$CLEAN_URL-(%(title).50B)_$DATE.%(ext)s"
@@ -293,6 +296,7 @@ case "$SITE" in
             | sd '[\\\/\s\?\^\*\|:><]+' '-' \
             `
   CLEAN_URL=${CLEAN_URL%%/*}
+  CLEAN_URL=${CLEAN_URL:0:50}
   echo "CLEAN_URL : '$CLEAN_URL'"
   DATE=` date -u "+%Y%m%d%H%M%S" `
   YDL "$URL" -o "$DEFAULT_PATH/$CLEAN_URL-[%(id)s]_$DATE.%(ext)s"