diff --git a/roles/backup/meta/main.yml b/roles/backup/meta/main.yml
index 6d3e2a61165ec06b293df864d787356dc08d55a2..6e411ef0a87cbf16212ee9f85165d74aeff2b942 100644
--- a/roles/backup/meta/main.yml
+++ b/roles/backup/meta/main.yml
@@ -1,6 +1,6 @@
 ---
 
-allow_duplicates: yes
+allow_duplicates: true
 
 dependencies:
   - backup_client