diff --git a/playbooks/hosts/copr-be.cloud.fedoraproject.org.yml b/playbooks/hosts/copr-be.cloud.fedoraproject.org.yml
index c215d942e9..a259d0144a 100644
--- a/playbooks/hosts/copr-be.cloud.fedoraproject.org.yml
+++ b/playbooks/hosts/copr-be.cloud.fedoraproject.org.yml
@@ -13,7 +13,7 @@
   # attach and mount volumes
   - name: attach volumes to the system
     local_action: shell euca-attach-volume -i ${inst_res.instances[0].id} $item
-    only_if: is_set($inst_res) 
+    only_if: is_set('$inst_res') 
     with_items: $volumes
   
 - name: provision instance