diff --git a/inventory/group_vars/copr-back-stg b/inventory/group_vars/copr-back-stg
index 657809f3e5..924530ca45 100644
--- a/inventory/group_vars/copr-back-stg
+++ b/inventory/group_vars/copr-back-stg
@@ -6,7 +6,7 @@ copr_nova_tenant_id: "566a072fb1694950998ad191fee3833b"
 copr_nova_tenant_name: "coprdev"
 copr_nova_username: "copr"
 
-copr_builder_image_name: "Fedora-Cloud-Base-20141203-21"
+copr_builder_image_name: "builder-2015-05-15"
 copr_builder_flavor_name: "m1.builder"
 copr_builder_network_name: "coprdev-net"
 copr_builder_key_name: "buildsys"