diff --git a/README.md b/README.md
index 1ab9fc7..9eb1a21 100644
--- a/README.md
+++ b/README.md
@@ -118,7 +118,7 @@ The Gitea MCP Server supports the following tools:
 To enable debug mode, add the `-d` flag when running the Gitea MCP Server with sse mode:
 
 ```sh
-./gitea-mcp -t sse --token <your personal access token> -d
+./gitea-mcp -t sse [--port 8080] --token <your personal access token> -d
 ```
 
 Enjoy exploring and managing your Gitea repositories via chat!
diff --git a/cmd/cmd.go b/cmd/cmd.go
index 7956733..3753551 100644
--- a/cmd/cmd.go
+++ b/cmd/cmd.go
@@ -13,6 +13,7 @@ import (
 var (
 	transport string
 	host      string
+	port      int
 	token     string
 
 	debug bool
@@ -37,6 +38,12 @@ func init() {
 		"https://gitea.com",
 		"Gitea host",
 	)
+	flag.IntVar(
+		&port,
+		"port",
+		8080,
+		"sse port",
+	)
 	flag.StringVar(
 		&token,
 		"token",
@@ -66,6 +73,8 @@ func init() {
 		flagPkg.Host = "https://gitea.com"
 	}
 
+	flagPkg.Port = port
+
 	flagPkg.Token = token
 	if flagPkg.Token == "" {
 		flagPkg.Token = os.Getenv("GITEA_ACCESS_TOKEN")
diff --git a/operation/operation.go b/operation/operation.go
index 8318ef1..800d416 100644
--- a/operation/operation.go
+++ b/operation/operation.go
@@ -50,8 +50,8 @@ func Run(transport, version string) error {
 		}
 	case "sse":
 		sseServer := server.NewSSEServer(mcpServer)
-		log.Infof("Gitea MCP SSE server listening on :8080")
-		if err := sseServer.Start(":8080"); err != nil {
+		log.Infof("Gitea MCP SSE server listening on :%d", flag.Port)
+		if err := sseServer.Start(fmt.Sprintf(":%d", flag.Port)); err != nil {
 			return err
 		}
 	default:
diff --git a/pkg/flag/flag.go b/pkg/flag/flag.go
index 27014a6..bfe27c5 100644
--- a/pkg/flag/flag.go
+++ b/pkg/flag/flag.go
@@ -2,6 +2,7 @@ package flag
 
 var (
 	Host    string
+	Port    int
 	Token   string
 	Version string