changed default setting
diff --git a/metadata/service/support.yml b/metadata/service/support.yml
index c1f7a0f..3366bc7 100644
--- a/metadata/service/support.yml
+++ b/metadata/service/support.yml
@@ -12,4 +12,4 @@
       sphinx:
         enabled: true
       backupninja:
-        enabled: false
+        enabled: true