diff --git a/roles/docker_s3_volume_restore/tasks/main.yml b/roles/docker_s3_volume_restore/tasks/main.yml
index c128b22..5273cb2 100644
--- a/roles/docker_s3_volume_restore/tasks/main.yml
+++ b/roles/docker_s3_volume_restore/tasks/main.yml
@@ -41,7 +41,7 @@
 
 - set_fact: docker_volume_s3_restores="{{ docker_volume_s3_restores | default([]) + [ {'volume_name': item.0, 's3_key': item.1} ] }}"
   with_together:
-    - "{{ docker_volume_s3_restores | map(attribute="volume_name") }}"
+    - "{{ docker_volume_s3_restores | map(attribute='volume_name') }}"
     - "{{ container_s3_keys }}"
 
 - debug: msg="{{ docker_volume_s3_restores }}"