diff --git a/completions/cups b/completions/cups
index b37e4005..6618965b 100644
--- a/completions/cups
+++ b/completions/cups
@@ -26,8 +26,8 @@ _lpr()
             return 0
             ;;
         -o)
-            compopt -o nospace
             COMPREPLY=( $( compgen -W "media= landscape orientation-requested= sides= fitplot number-up= scaling= cpi= lpi= page-bottom= page-top= page-left= page-right=" -- "$cur" ) )
+            [[ $COMPREPLY == *= ]] && compopt -o nospace
             return 0
             ;;
     esac