It seems to not support this anymore.
#-------------------------------------------
# Generic file openers
#-------------------------------------------
#-------------------------------------------
# Generic file openers
#-------------------------------------------
-label open, has xdg-open = xdg-open -- "$@"
+label open, has xdg-open = xdg-open "$@"
label open, has open = open -- "$@"
# Define the editor for non-text files + pager as last action
label open, has open = open -- "$@"
# Define the editor for non-text files + pager as last action