diff --git a/confluent_osdeploy/el8/initramfs/usr/lib/dracut/hooks/pre-trigger/01-confluent.sh b/confluent_osdeploy/el8/initramfs/usr/lib/dracut/hooks/pre-trigger/01-confluent.sh
index 6db95276..355a5ad7 100644
--- a/confluent_osdeploy/el8/initramfs/usr/lib/dracut/hooks/pre-trigger/01-confluent.sh
+++ b/confluent_osdeploy/el8/initramfs/usr/lib/dracut/hooks/pre-trigger/01-confluent.sh
@@ -227,7 +227,13 @@ if [ "$textconsole" = "true" ] && ! grep console= /proc/cmdline > /dev/null; the
 	fi
 fi
 
-echo inst.repo=$proto://$mgr/confluent-public/os/$profilename/distribution >> /etc/cmdline.d/01-confluent.conf
+. /etc/os-release
+ISOSRC=$(blkid -t TYPE=iso9660|grep -Ei ' LABEL="'$ID-$VERSION_ID|sed -e s/:.*//)
+if [ -z "$ISOSRC" ]; then
+    echo inst.repo=$proto://$mgr/confluent-public/os/$profilename/distribution >> /etc/cmdline.d/01-confluent.conf
+else
+    echo inst.repo=cdrom:$ISOSRC >> /etc/cmdline.d/01-confluent.conf
+fi
 echo inst.ks=$proto://$mgr/confluent-public/os/$profilename/kickstart >> /etc/cmdline.d/01-confluent.conf
 kickstart=$proto://$mgr/confluent-public/os/$profilename/kickstart
 root=anaconda-net:$proto://$mgr/confluent-public/os/$profilename/distribution