-# filesystem-specific mount options (777/666 dir/file perms for ntfs/vfat)
-ACTION=="add", ENV{ID_FS_TYPE}=="vfat|ntfs", ENV{mount_options}="$env{mount_options},gid=100,dmask=000,fmask=111,utf8"
+# filesystem-specific mount options (777/666 dir/file perms for ntfs/vfat)
+ACTION=="add", ENV{ID_FS_TYPE}=="vfat|ntfs", ENV{mount_options}="$env{mount_options},gid=98,dmask=000,fmask=111,utf8"