diff --git a/flex-pod2.yml b/flex-pod2.yml
index 521112b..88c0ef2 100644
--- a/flex-pod2.yml
+++ b/flex-pod2.yml
@@ -49,6 +49,9 @@
 docker_images_prereqs:
   - 'prep-headnode'
 
+# set which interfaces to use for fabric/mgmt network
+fabric_include_module_types: 'ixgbe'
+
 # node topology
 physical_node_list:
   - name: head1