diff --git a/host_vars/prodnso-postgres02-01.yml b/host_vars/prodnso-postgres02-01.yml
index fbbefea..206ee12 100644
--- a/host_vars/prodnso-postgres02-01.yml
+++ b/host_vars/prodnso-postgres02-01.yml
@@ -1,2 +1,9 @@
 ---
 server_type: "master"
+
+# ATTENTION! Postgres Volume Sizes and Counts must match in both host_vars files!
+postgres_backup_volume_count: 3
+postgres_backup_volume_size: 20
+
+postgres_pgdatadir_lvm_hcloudvol_count: 2
+postgres_pgdatadir_lvm_hcloudvol_size: 30
diff --git a/host_vars/prodnso-postgres02-02.yml b/host_vars/prodnso-postgres02-02.yml
index 962f9a5..0ab9a3c 100644
--- a/host_vars/prodnso-postgres02-02.yml
+++ b/host_vars/prodnso-postgres02-02.yml
@@ -1,2 +1,9 @@
 ---
 server_type: "slave"
+
+# ATTENTION! Postgres Volume Sizes and Counts must match in both host_vars files!
+postgres_backup_volume_count: 3
+postgres_backup_volume_size: 20
+
+postgres_pgdatadir_lvm_hcloudvol_count: 2
+postgres_pgdatadir_lvm_hcloudvol_size: 30