diff --git a/docs/en_US/guide/dashboard.md b/docs/en_US/guide/dashboard.md
index 74e50264..042c7a44 100644
--- a/docs/en_US/guide/dashboard.md
+++ b/docs/en_US/guide/dashboard.md
@@ -60,7 +60,7 @@ to open the management script
 #PROXY-START/
 location / {
     proxy_pass http://127.0.0.1:8008;
-    proxy_set_header Host $host;
+    proxy_set_header Host $http_host;
     proxy_set_header      Upgrade $http_upgrade;
 }
 location ~ ^/(ws|terminal/.+)$  {
@@ -68,7 +68,7 @@ location ~ ^/(ws|terminal/.+)$  {
     proxy_http_version 1.1;
     proxy_set_header Upgrade $http_upgrade;
     proxy_set_header Connection "Upgrade";
-    proxy_set_header Host $host;
+    proxy_set_header Host $http_host;
 }
 #PROXY-END/
 ````
diff --git a/docs/guide/dashboard.md b/docs/guide/dashboard.md
index 954f6dcf..5c66bc25 100644
--- a/docs/guide/dashboard.md
+++ b/docs/guide/dashboard.md
@@ -74,7 +74,7 @@ curl -L https://jihulab.com/nezha/nezha/-/raw/master/script/install.sh -o nezha.
 #PROXY-START/
 location / {
     proxy_pass http://127.0.0.1:8008;
-    proxy_set_header Host $host;
+    proxy_set_header Host $http_host;
     proxy_set_header      Upgrade $http_upgrade;
 }
 location ~ ^/(ws|terminal/.+)$  {
@@ -82,7 +82,7 @@ location ~ ^/(ws|terminal/.+)$  {
     proxy_http_version 1.1;
     proxy_set_header Upgrade $http_upgrade;
     proxy_set_header Connection "Upgrade";
-    proxy_set_header Host $host;
+    proxy_set_header Host $http_host;
 }
 #PROXY-END/
 ````