diff --git a/firewall/interception.go b/firewall/interception.go
index 67021e64..f758101f 100644
--- a/firewall/interception.go
+++ b/firewall/interception.go
@@ -13,6 +13,7 @@ import (
 	"github.com/tevino/abool"
 	"golang.org/x/sync/singleflight"
 
+	"github.com/safing/portbase/config"
 	"github.com/safing/portbase/log"
 	"github.com/safing/portbase/modules"
 	"github.com/safing/portmaster/compat"
@@ -44,6 +45,12 @@ var (
 	ownPID = os.Getpid()
 )
 
+// Config variables for interception module.
+var (
+	devMode          config.BoolOption
+	apiListenAddress config.StringOption
+)
+
 const (
 	configChangeEvent        = "config change"
 	profileConfigChangeEvent = "profile config change"