diff --git a/host_vars/pve5.mgrote.net.yml b/host_vars/pve5.mgrote.net.yml
index f21acea4..2b65a05d 100644
--- a/host_vars/pve5.mgrote.net.yml
+++ b/host_vars/pve5.mgrote.net.yml
@@ -91,6 +91,7 @@ zfs_datasets: # DatenPools werden hier nicht verwaltet
     state: present
   - dataset: hdd_data/duplicati
     state: present
+    recordsize: 1M
 
 zfs_extra_arc_max_size: "8589934592" # 8GB in Bytes
 zfs_extra_zfs_pools: