diff --git a/devstack/plugin.sh b/devstack/plugin.sh
index c8d2957c5..78691f933 100644
--- a/devstack/plugin.sh
+++ b/devstack/plugin.sh
@@ -446,6 +446,8 @@ diskimages:
       DIB_DISABLE_APT_CLEANUP: '1'
       DIB_DEV_USER_AUTHORIZED_KEYS: $NODEPOOL_PUBKEY
       DIB_DEBIAN_COMPONENTS: 'main'
+      $DIB_DISTRIBUTION_MIRROR_DEBIAN
+      $DIB_DEBOOTSTRAP_EXTRA_ARGS
       $DIB_GET_PIP
       $DIB_GLEAN_INSTALLTYPE
       $DIB_GLEAN_REPOLOCATION