diff --git a/test/iscsi_tgt/rbd/rbd.sh b/test/iscsi_tgt/rbd/rbd.sh
index 7e0721fea..6ed1dfa57 100755
--- a/test/iscsi_tgt/rbd/rbd.sh
+++ b/test/iscsi_tgt/rbd/rbd.sh
@@ -31,7 +31,7 @@ timing_exit start_iscsi_tgt
 
 $rpc_py iscsi_create_portal_group $PORTAL_TAG $TARGET_IP:$ISCSI_PORT
 $rpc_py iscsi_create_initiator_group $INITIATOR_TAG $INITIATOR_NAME $NETMASK
-rbd_cluster_name="$($rpc_py bdev_rbd_register_cluster iscsi_rbd_cluster)"
+rbd_cluster_name="$($rpc_py bdev_rbd_register_cluster iscsi_rbd_cluster --key-file /etc/ceph/ceph.client.admin.keyring --config-file /etc/ceph/ceph.conf)"
 $rpc_py bdev_rbd_get_clusters_info -b $rbd_cluster_name
 rbd_bdev="$($rpc_py bdev_rbd_create $RBD_POOL $RBD_NAME 4096 -c $rbd_cluster_name)"
 $rpc_py bdev_get_bdevs