diff --git a/helpers/make-casper b/helpers/make-casper
index 31bf7b3c3fae04b42aa2bcb5fd9efa9d49c97f16..42930f69edb149942558da1339749f3e4cfbb888 100644
--- a/helpers/make-casper
+++ b/helpers/make-casper
@@ -17,7 +17,7 @@
 #    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 #
 
-VERSION=3
+VERSION=4
 
 . ./config
 
@@ -29,9 +29,9 @@ sed 's/keep-existing/keep-existing $LANG/' -i scripts/casper-bottom/14locales
 
 # Adapt 30accessibility to mate desktop
 for profile in blindness braille high-contrast onscreen-keyboard; do
-  sed "s/setup_profile $profile/setup-profile mate-$profile/" -i scripts/casper-bottom/30accessibility
+  sed "s/setup_profile $profile/setup_profile mate-$profile/" -i scripts/casper-bottom/30accessibility
 done
-sed "s/setup_profile keyboard-modifiers/setup-profile mate-motor-difficulties/" -i scripts/casper-bottom/30accessibility
+sed "s/setup_profile keyboard-modifiers/setup_profile mate-motor-difficulties/" -i scripts/casper-bottom/30accessibility
 
 rm scripts/casper-premount/10driver_updates
 rm scripts/casper-bottom/33enable_apport_crashes