diff --git a/internal/osbuild2/grub2_stage.go b/internal/osbuild2/grub2_stage.go
index 7ed0a0a97..a2d94d4d0 100644
--- a/internal/osbuild2/grub2_stage.go
+++ b/internal/osbuild2/grub2_stage.go
@@ -20,7 +20,8 @@ type GRUB2StageOptions struct {
 }
 
 type GRUB2UEFI struct {
-	Vendor string `json:"vendor"`
+	Vendor  string `json:"vendor"`
+	Install bool   `json:"install,omitempty"`
 }
 
 func (GRUB2StageOptions) isStageOptions() {}