diff --git a/firewall-s3/vm/fortigate.yaml b/firewall-s3/vm/fortigate.yaml
index 5fd7914..51cd118 100644
--- a/firewall-s3/vm/fortigate.yaml
+++ b/firewall-s3/vm/fortigate.yaml
@@ -35,7 +35,7 @@ spec:
             enabled: true
         firmware:
           bootloader:
-            efi:
+            efi: {}
         devices:
           rng: {}
           networkInterfaceMultiqueue: true