diff --git a/internal/osbuild2/firewall_stage.go b/internal/osbuild2/firewall_stage.go
index fdd00012d..f63373bf3 100644
--- a/internal/osbuild2/firewall_stage.go
+++ b/internal/osbuild2/firewall_stage.go
@@ -4,6 +4,7 @@ type FirewallStageOptions struct {
 	Ports            []string `json:"ports,omitempty"`
 	EnabledServices  []string `json:"enabled_services,omitempty"`
 	DisabledServices []string `json:"disabled_services,omitempty"`
+	DefaultZone      string   `json:"default_zone,omitempty"`
 }
 
 func (FirewallStageOptions) isStageOptions() {}