diff --git a/mkosi.presets/system/mkosi.conf b/mkosi.presets/system/mkosi.conf
index 58cd493942..0cccf98fd8 100644
--- a/mkosi.presets/system/mkosi.conf
+++ b/mkosi.presets/system/mkosi.conf
@@ -47,5 +47,5 @@ Packages=
 BuildPackages=
 
 [Validation]
-SecureBoot=yes
-SignExpectedPcr=yes
+@SecureBoot=yes
+@SignExpectedPcr=yes