diff --git a/tests/scripts/run_tests.sh b/tests/scripts/run_tests.sh
index 791ce68..7b361d7 100755
--- a/tests/scripts/run_tests.sh
+++ b/tests/scripts/run_tests.sh
@@ -41,7 +41,7 @@ function umount_dirs {
 function ks_only {
     running "Add kickstart to iso"
 
-    mkksiso $KS $BOOTISO $OUTISO || exit 1
+    mkksiso --ks $KS $BOOTISO $OUTISO || exit 1
     mount $OUTISO $ISODIR || exit 1
 
     test_ks
@@ -66,17 +66,30 @@ function test_ks {
 function ks_serial {
     running "Add kickstart and serial cmdline"
 
-    mkksiso -c "console=ttyS0,115200n8" $KS $BOOTISO $OUTISO || exit 1
+    mkksiso -c "console=ttyS0,115200n8" --ks $KS $BOOTISO $OUTISO || exit 1
     mount $OUTISO $ISODIR || exit 1
 
     test_ks
-    test_ks_serial
+    test_serial
 
     status "Add kickstart and serial cmdline"
     umount_dirs
 }
 
-function test_ks_serial {
+# Only add serial console to cmdline
+function only_serial {
+    running "Add serial cmdline (no ks)"
+
+    mkksiso -c "console=ttyS0,115200n8" $BOOTISO $OUTISO || exit 1
+    mount $OUTISO $ISODIR || exit 1
+
+    test_serial
+
+    status "Add kickstart and serial cmdline"
+    umount_dirs
+}
+
+function test_serial {
 
     # Is the serial in the BIOS config?
     grep "console=ttyS0,115200n8" "$ISODIR/isolinux/isolinux.cfg" || fail "Missing isolinux.cfg cmdline entry"
@@ -89,7 +102,7 @@ function test_ks_serial {
 function new_volid {
     running "Use a new VOLID"
 
-    mkksiso -V "mkksiso-test" $KS $BOOTISO $OUTISO || exit 1
+    mkksiso -V "mkksiso-test" --ks $KS $BOOTISO $OUTISO || exit 1
     mount $OUTISO $ISODIR || exit 1
 
     test_ks
@@ -111,7 +124,7 @@ function test_volid {
 function add_files {
     running "Add files"
 
-    mkksiso -a /etc/services $KS $BOOTISO $OUTISO || exit 1
+    mkksiso -a /etc/services --ks $KS $BOOTISO $OUTISO || exit 1
     mount $OUTISO $ISODIR || exit 1
 
     test_ks
@@ -125,17 +138,40 @@ function test_files {
     [ -e "$ISODIR/services" ] || fail "Missing file from iso"
 }
 
+# Remove quiet from the cmdline
+function remove_quiet {
+    running "remove quiet from cmdline (no ks)"
+
+    mkksiso --rm "quiet"  $BOOTISO $OUTISO || exit 1
+    mount $OUTISO $ISODIR || exit 1
+
+    test_quiet
+
+    status "Remove quiet from cmdline"
+    umount_dirs
+}
+
+function test_quiet {
+    # Is quiet in the BIOS config?
+    ! grep "append.*quiet" "$ISODIR/isolinux/isolinux.cfg" || fail "quiet not removed from BIOS grub.cfg cmdline entry"
+
+    # Is quiet in the UEFI config?
+    ! grep "linux.*quiet" "$ISODIR/EFI/BOOT/grub.cfg" || fail "quiet not removed from UEFI grub.cfg cmdline entry"
+}
+
+
 # All of the changes
 function run_all {
     running "Use all the options"
 
-    mkksiso -a /etc/services -V "mkksiso-test" -c "console=ttyS0,115200n8" $KS $BOOTISO $OUTISO || exit 1
+    mkksiso -a /etc/services -V "mkksiso-test" -c "console=ttyS0,115200n8" --rm "quiet" --ks $KS $BOOTISO $OUTISO || exit 1
     mount $OUTISO $ISODIR || exit 1
 
     test_ks
-    test_ks_serial
+    test_serial
     test_volid
     test_files
+    test_quiet
 
     status "Use all the options"
     umount_dirs
@@ -164,8 +200,10 @@ fi
 # Test mkksiso on the new boot.iso
 ks_only
 ks_serial
+only_serial
 new_volid
 add_files
+remove_quiet
 run_all
 
 exit $FAILANY