diff --git a/bin/go-proxy b/bin/go-proxy
index 1bfacbb..ef91740 100755
Binary files a/bin/go-proxy and b/bin/go-proxy differ
diff --git a/go.mod b/go.mod
index 4baffcf..8d288b5 100755
--- a/go.mod
+++ b/go.mod
@@ -2,7 +2,7 @@ module github.com/yusing/go-proxy
 
 go 1.21.7
 
-require github.com/docker/docker v25.0.3+incompatible
+require github.com/docker/docker v25.0.4+incompatible
 
 require github.com/golang/glog v1.2.0
 
diff --git a/go.sum b/go.sum
index 0076af9..9f1defa 100755
--- a/go.sum
+++ b/go.sum
@@ -12,6 +12,8 @@ github.com/distribution/reference v0.5.0 h1:/FUIFXtfc/x2gpa5/VGfiGLuOIdYa1t65IKK
 github.com/distribution/reference v0.5.0/go.mod h1:BbU0aIcezP1/5jX/8MP0YiH4SdvB5Y4f/wlDRiLyi3E=
 github.com/docker/docker v25.0.3+incompatible h1:D5fy/lYmY7bvZa0XTZ5/UJPljor41F+vdyJG5luQLfQ=
 github.com/docker/docker v25.0.3+incompatible/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
+github.com/docker/docker v25.0.4+incompatible h1:XITZTrq+52tZyZxUOtFIahUf3aH367FLxJzt9vZeAF8=
+github.com/docker/docker v25.0.4+incompatible/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
 github.com/docker/go-connections v0.5.0 h1:USnMq7hx7gwdVZq1L49hLXaFtUdTADjXGp+uj1Br63c=
 github.com/docker/go-connections v0.5.0/go.mod h1:ov60Kzw0kKElRwhNs9UlUHAE/F9Fe6GLaXnqyDdmEXc=
 github.com/docker/go-units v0.5.0 h1:69rxXcBk27SvSaaxTtLh/8llcHD8vYHT7WSdRZ/jvr4=
diff --git a/src/go-proxy/docker.go b/src/go-proxy/docker.go
index 2581420..2c33c53 100755
--- a/src/go-proxy/docker.go
+++ b/src/go-proxy/docker.go
@@ -16,6 +16,7 @@ import (
 )
 
 var dockerClient *client.Client
+var defaultHost = os.Getenv("DEFAULT_HOST")
 
 func buildContainerRoute(container types.Container) {
 	var aliases []string
@@ -44,7 +45,12 @@ func buildContainerRoute(container types.Container) {
 				prop.Set(reflect.ValueOf(value))
 			}
 		}
-		if config.Port == "" {
+		if config.Port == "" && defaultHost != "" {
+			for _, port := range container.Ports {
+				config.Port = fmt.Sprintf("%d", port.PublicPort)
+				break	
+			}
+		} else if config.Port == "" {
 			// usually the smaller port is the http one
 			// so make it the last one to be set (if 80 or 8080 are not exposed)
 			sort.Slice(container.Ports, func(i, j int) bool {
@@ -87,6 +93,8 @@ func buildContainerRoute(container types.Container) {
 		}
 		if config.Host == "" {
 			switch {
+			case defaultHost != "":
+				config.Host = defaultHost
 			case container.HostConfig.NetworkMode == "host":
 				config.Host = "host.docker.internal"
 			case config.LoadBalance == "true":