diff --git a/templates.fif.json b/templates.fif.json
index 6d9489dd..d3083e84 100644
--- a/templates.fif.json
+++ b/templates.fif.json
@@ -562,6 +562,7 @@
                 "rocky-dvd-iso-x86_64-*-uefi": 31
             },
             "settings": {
+                "HDDSIZEGB": "15",
                 "PARTITIONING": "custom_standard_partition_ext4",
                 "ROOT_PASSWORD": "weakpassword"
             }