diff --git a/gce-create-instances.yml b/gce-create-instances.yml
index 19d1110..68d7987 100644
--- a/gce-create-instances.yml
+++ b/gce-create-instances.yml
@@ -22,6 +22,7 @@
       num_instances: "{{ num_instances | default(1) }}"
       machine_type: "{{ machine_type }}"
       image_family: "{{ image_family }}"
+      external_projects: "{{ external_projects }}"
       disk_size: "{{ disk_size }}"
       zone: "{{ zone }}"
       project_id: "{{ project_id }}"
diff --git a/gce-properties.yml b/gce-properties.yml
index 29255c3..b061904 100644
--- a/gce-properties.yml
+++ b/gce-properties.yml
@@ -20,3 +20,5 @@
 firewall_tag: 'opdk_ssh'
 default_firewall_tags:
 - 'default-zkrxups2f6ccnycpl3bokiut'
+
+external_projects: 'eip-images'
\ No newline at end of file