diff --git a/mk_mmc.sh b/mk_mmc.sh
index 2c6cf0a..933463d 100755
--- a/mk_mmc.sh
+++ b/mk_mmc.sh
@@ -376,7 +376,7 @@ tweak_boot_scripts () {
 		#Debian Installer console
 		sed -i -e 's:DICONSOLE:'$SERIAL_CONSOLE':g' ${TEMPDIR}/bootscripts/${NET}
 
-		sed -i -e 's:kms_force_mode:#kms_force_mode:g' ${TEMPDIR}/bootscripts/${NET}
+		sed -i -e 's:kms_force_mode=:#kms_force_mode=:g' ${TEMPDIR}/bootscripts/${NET}
 
 		#Unlike the debian-installer, normal boot will boot fine with the display enabled...
 		if [ "x${di_kms_mode}" = "xenable" ] ; then