diff --git a/src/api2/admin/datastore.rs b/src/api2/admin/datastore.rs
index 405a3c24..79add173 100644
--- a/src/api2/admin/datastore.rs
+++ b/src/api2/admin/datastore.rs
@@ -727,7 +727,7 @@ fn prune(
             }));
 
             if !(dry_run || keep) {
-                datastore.remove_backup_dir(&info.backup_dir, true)?;
+                datastore.remove_backup_dir(&info.backup_dir, false)?;
             }
         }