--- a/scripts/image-comment.sh	Tue Sep 03 23:28:46 2019 +0200
+++ b/scripts/image-comment.sh	Thu Sep 05 01:12:12 2019 +0200
@@ -2,7 +2,7 @@
 
 FILE="$1";
 COMMENT="$2";
-COPYRIGHT="Mouse utilities (c) $(date +%Y) Frantisek Kucera, Frantovo.cz, GlobalCode.info; copylefted under the GNU FDLv1.3+ license"; # this tag should be in ASCII, see http://www.exiv2.org/tags.html
+COPYRIGHT="Mouse utilities (c) $(date +%Y) Frantisek Kucera, Frantovo.cz, GlobalCode.info; copylefted under the GNU FDLv1.3+ license; source: https://mouse.globalcode.info/"; # this tag should be in ASCII, see http://www.exiv2.org/tags.html
 
 [ -n "$FILE"    ] && exiv2 -M "set Exif.Image.Copyright $COPYRIGHT" "$FILE";
 [ -n "$COMMENT" ] && exiv2 -M "set Exif.Photo.UserComment charset=Unicode $COMMENT" "$FILE";