diff --git a/api/configs/feature/__init__.py b/api/configs/feature/__init__.py
index ba3542baf3..d791f51c43 100644
--- a/api/configs/feature/__init__.py
+++ b/api/configs/feature/__init__.py
@@ -315,8 +315,8 @@ class HttpConfig(BaseSettings):
     )
 
     RESPECT_XFORWARD_HEADERS_ENABLED: bool = Field(
-        description="Enable or disable the X-Forwarded-For Proxy Fix middleware from Werkzeug"
-        " to respect X-* headers to redirect clients",
+        description="Enable handling of X-Forwarded-For, X-Forwarded-Proto, and X-Forwarded-Port headers"
+        " when the app is behind a single trusted reverse proxy.",
         default=False,
     )
 
diff --git a/api/extensions/ext_proxy_fix.py b/api/extensions/ext_proxy_fix.py
index 514e065825..c085aed986 100644
--- a/api/extensions/ext_proxy_fix.py
+++ b/api/extensions/ext_proxy_fix.py
@@ -6,4 +6,4 @@ def init_app(app: DifyApp):
     if dify_config.RESPECT_XFORWARD_HEADERS_ENABLED:
         from werkzeug.middleware.proxy_fix import ProxyFix
 
-        app.wsgi_app = ProxyFix(app.wsgi_app)  # type: ignore
+        app.wsgi_app = ProxyFix(app.wsgi_app, x_port=1)  # type: ignore
diff --git a/docker/nginx/proxy.conf.template b/docker/nginx/proxy.conf.template
index 6b52d23512..117f806146 100644
--- a/docker/nginx/proxy.conf.template
+++ b/docker/nginx/proxy.conf.template
@@ -3,6 +3,7 @@
 proxy_set_header Host $host;
 proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
 proxy_set_header X-Forwarded-Proto $scheme;
+proxy_set_header X-Forwarded-Port $server_port;
 proxy_http_version 1.1;
 proxy_set_header Connection "";
 proxy_buffering off;