diff --git a/files/rpms-suse/n-cpu b/files/rpms-suse/n-cpu
index c11e9f0763..9c724cb9d8 100644
--- a/files/rpms-suse/n-cpu
+++ b/files/rpms-suse/n-cpu
@@ -1,8 +1,9 @@
+cdrkit-cdrtools-compat # dist:sle12
 cryptsetup
 dosfstools
 libosinfo
 lvm2
-mkisofs
+mkisofs # not:sle12
 open-iscsi
 sg3_utils
 # Stuff for diablo volumes
diff --git a/files/rpms-suse/nova b/files/rpms-suse/nova
index 4103a407d2..1d5812146b 100644
--- a/files/rpms-suse/nova
+++ b/files/rpms-suse/nova
@@ -1,3 +1,4 @@
+cdrkit-cdrtools-compat # dist:sle12
 conntrack-tools
 curl
 dnsmasq
@@ -11,7 +12,8 @@ kvm # NOPRIME
 libvirt # NOPRIME
 libvirt-python # NOPRIME
 mariadb # NOPRIME
-mkisofs # required for config_drive
+# mkisofs is required for config_drive
+mkisofs # not:sle12
 parted
 polkit
 # qemu as fallback if kvm cannot be used