diff --git a/app/container.go b/app/container.go
index 98f4d1c..8cf8ca4 100644
--- a/app/container.go
+++ b/app/container.go
@@ -102,6 +102,11 @@ func (v *container) prepare() error {
 				inAddress, _ := getReflectAddress(inRefType, nil)
 				v.kahn.Add(inAddress, item.Address)
 			}
+			for i := 0; i < item.ReflectType.NumOut(); i++ {
+				outRefType := item.ReflectType.Out(i)
+				outAddress, _ := getReflectAddress(outRefType, nil)
+				v.kahn.Add(item.Address, outAddress)
+			}
 
 		case reflect.Struct:
 			if item.ReflectType.NumField() == 0 {
diff --git a/examples/go.mod b/examples/go.mod
index 211603f..4766e56 100644
--- a/examples/go.mod
+++ b/examples/go.mod
@@ -36,25 +36,25 @@ replace (
 
 require (
 	go.osspkg.com/goppy v0.15.4
-	go.osspkg.com/goppy/app v0.1.6
+	go.osspkg.com/goppy/app v0.1.7
 	go.osspkg.com/goppy/auth v0.1.0
 	go.osspkg.com/goppy/console v0.1.0
 	go.osspkg.com/goppy/geoip v0.1.0
-	go.osspkg.com/goppy/iosync v0.1.3
+	go.osspkg.com/goppy/iosync v0.1.4
 	go.osspkg.com/goppy/ormmysql v0.1.0
 	go.osspkg.com/goppy/ormpgsql v0.1.0
 	go.osspkg.com/goppy/ormsqlite v0.1.0
 	go.osspkg.com/goppy/plugins v0.1.1
-	go.osspkg.com/goppy/routine v0.1.3
+	go.osspkg.com/goppy/routine v0.1.4
 	go.osspkg.com/goppy/syscall v0.1.1
 	go.osspkg.com/goppy/tcp v0.0.0-00010101000000-000000000000
 	go.osspkg.com/goppy/udp v0.0.2
 	go.osspkg.com/goppy/unixsocket v0.1.0
-	go.osspkg.com/goppy/web v0.1.7
+	go.osspkg.com/goppy/web v0.1.8
 	go.osspkg.com/goppy/ws v0.1.0
 	go.osspkg.com/goppy/xc v0.1.0
 	go.osspkg.com/goppy/xdns v0.1.0
-	go.osspkg.com/goppy/xlog v0.1.5
+	go.osspkg.com/goppy/xlog v0.1.6
 )
 
 require (
@@ -71,13 +71,13 @@ require (
 	github.com/oschwald/geoip2-golang v1.9.0 // indirect
 	github.com/oschwald/maxminddb-golang v1.11.0 // indirect
 	go.osspkg.com/algorithms v1.3.1 // indirect
-	go.osspkg.com/goppy/encryption v0.1.3 // indirect
+	go.osspkg.com/goppy/encryption v0.1.4 // indirect
 	go.osspkg.com/goppy/errors v0.1.0 // indirect
-	go.osspkg.com/goppy/iofile v0.1.3 // indirect
+	go.osspkg.com/goppy/iofile v0.1.4 // indirect
 	go.osspkg.com/goppy/ioutil v0.1.1 // indirect
-	go.osspkg.com/goppy/orm v0.1.5 // indirect
+	go.osspkg.com/goppy/orm v0.1.6 // indirect
 	go.osspkg.com/goppy/random v0.1.1 // indirect
-	go.osspkg.com/goppy/sqlcommon v0.1.5 // indirect
+	go.osspkg.com/goppy/sqlcommon v0.1.6 // indirect
 	go.osspkg.com/goppy/xnet v0.1.1 // indirect
 	go.osspkg.com/static v1.4.0 // indirect
 	golang.org/x/mod v0.12.0 // indirect
diff --git a/xdns/go.sum b/xdns/go.sum
index efa63d3..888982e 100644
--- a/xdns/go.sum
+++ b/xdns/go.sum
@@ -4,7 +4,7 @@ github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0
 github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
 github.com/miekg/dns v1.1.57 h1:Jzi7ApEIzwEPLHWRcafCN9LZSBbqQpxjt/wpgvg7wcM=
 github.com/miekg/dns v1.1.57/go.mod h1:uqRjCRUuEAA6qsOiJvDd+CFo/vW+y5WR6SNmHE55hZk=
-go.osspkg.com/goppy/xtest v0.1.2 h1:rbUzEnWZW9vkGa24owydA9icQcfOaROJWSym1l0mCtU=
+go.osspkg.com/goppy/xtest v0.1.3 h1:zHw8RcWp/Ug0xv9NlZLDb6y/g1ZWJTHD/e15o8g6I5I=
 golang.org/x/mod v0.12.0 h1:rmsUpXtvNzj340zd98LZ4KntptpfRHwpFOHG188oHXc=
 golang.org/x/mod v0.12.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/net v0.17.0 h1:pVaXccu2ozPjCXewfr1S7xza/zcXTity9cCdXQYSjIM=