diff --git a/agent/cmd/server/nginx_conf/proxy.conf b/agent/cmd/server/nginx_conf/proxy.conf
index 14e14f2db..7ae096a82 100644
--- a/agent/cmd/server/nginx_conf/proxy.conf
+++ b/agent/cmd/server/nginx_conf/proxy.conf
@@ -7,6 +7,7 @@ location ^~ /test {
     proxy_set_header Upgrade $http_upgrade;
     proxy_set_header Connection $http_connection;
     proxy_set_header X-Forwarded-Proto $scheme;
+    proxy_set_header X-Forwarded-Port $server_port;
     proxy_http_version 1.1;
 
     add_header X-Cache $upstream_cache_status;
diff --git a/core/cmd/server/web/web.go b/core/cmd/server/web/web.go
index dc7a3d3b0..ec5812201 100644
--- a/core/cmd/server/web/web.go
+++ b/core/cmd/server/web/web.go
@@ -8,8 +8,5 @@ var IndexHtml embed.FS
 //go:embed assets/*
 var Assets embed.FS
 
-//go:embed index.html
-var IndexByte []byte
-
 //go:embed favicon.png
 var Favicon embed.FS
diff --git a/core/utils/security/security.go b/core/utils/security/security.go
index 2fcc6867d..b22604ea7 100644
--- a/core/utils/security/security.go
+++ b/core/utils/security/security.go
@@ -56,7 +56,12 @@ func CheckSecurity(c *gin.Context) bool {
 func ToIndexHtml(c *gin.Context) {
 	c.Writer.Header().Set("Content-Type", "text/html; charset=utf-8")
 	c.Writer.WriteHeader(http.StatusOK)
-	_, _ = c.Writer.Write(web.IndexByte)
+	data, err := web.IndexHtml.ReadFile("index.html")
+	if err != nil {
+		c.String(http.StatusInternalServerError, "index.html not found")
+		return
+	}
+	_, _ = c.Writer.Write(data)
 	c.Writer.Flush()
 }