diff --git a/component/dialer/resolver.go b/dns/resolver.go
similarity index 51%
rename from component/dialer/resolver.go
rename to dns/resolver.go
index 79b1684..348bc46 100644
--- a/component/dialer/resolver.go
+++ b/dns/resolver.go
@@ -1,10 +1,14 @@
-package dialer
+package dns
 
-import "net"
+import (
+	"net"
+
+	"github.com/xjasonlyu/tun2socks/v2/component/dialer"
+)
 
 func init() {
 	// We must use this DialContext to query DNS
 	// when using net default resolver.
 	net.DefaultResolver.PreferGo = true
-	net.DefaultResolver.Dial = DialContext
+	net.DefaultResolver.Dial = dialer.DialContext
 }
diff --git a/engine/engine.go b/engine/engine.go
index 1c9c5a2..4d846b3 100644
--- a/engine/engine.go
+++ b/engine/engine.go
@@ -7,6 +7,7 @@ import (
 	"github.com/xjasonlyu/tun2socks/v2/component/dialer"
 	"github.com/xjasonlyu/tun2socks/v2/core/device"
 	"github.com/xjasonlyu/tun2socks/v2/core/stack"
+	_ "github.com/xjasonlyu/tun2socks/v2/dns"
 	"github.com/xjasonlyu/tun2socks/v2/log"
 	"github.com/xjasonlyu/tun2socks/v2/proxy"
 	"github.com/xjasonlyu/tun2socks/v2/stats"