diff --git a/deploy/entrypoint.sh b/deploy/entrypoint.sh
index 37bf799e..055123ca 100755
--- a/deploy/entrypoint.sh
+++ b/deploy/entrypoint.sh
@@ -31,6 +31,12 @@ else
     ln -sf https_redirect.conf http_locations.conf
 fi
 
+if [ ! -z "$LOWER_IP_HEADER" ]; then
+    sed -i "s/__IP_HEADER__/\$http_$LOWER_IP_HEADER/g" api_proxy.conf;
+else
+    sed -i "s/__IP_HEADER__/\$remote_addr/g" api_proxy.conf;
+fi
+
 cd $APP/dist
 if [ ! -z "$STATIC_CDN_HOST" ]; then
     find . -name index.html -exec sed -i "s/link href=\/static/link href=\/\/$STATIC_CDN_HOST\/static/g" {} \;
diff --git a/deploy/nginx/api_proxy.conf b/deploy/nginx/api_proxy.conf
new file mode 100644
index 00000000..631103d9
--- /dev/null
+++ b/deploy/nginx/api_proxy.conf
@@ -0,0 +1,5 @@
+proxy_pass http://backend;
+proxy_set_header X-Real-IP __IP_HEADER__;
+proxy_set_header Host $http_host;client_max_body_size 200M;
+proxy_http_version 1.1;
+proxy_set_header Connection '';
\ No newline at end of file
diff --git a/deploy/nginx/https_redirect.conf b/deploy/nginx/https_redirect.conf
index 71eb6c0d..88d81036 100644
--- a/deploy/nginx/https_redirect.conf
+++ b/deploy/nginx/https_redirect.conf
@@ -1,3 +1,7 @@
+location /api/judge_server_heartbeat {
+    include api_proxy.conf;
+}
+
 location / {
     return 301 https://$host$request_uri;
 }
\ No newline at end of file
diff --git a/deploy/nginx/locations.conf b/deploy/nginx/locations.conf
index 1732c7e7..a096ffa6 100644
--- a/deploy/nginx/locations.conf
+++ b/deploy/nginx/locations.conf
@@ -3,10 +3,7 @@ location /public {
 }
 
 location /api {
-    proxy_pass http://backend;
-    proxy_set_header X-Real-IP $remote_addr;
-    proxy_set_header Host $http_host;
-    client_max_body_size 200M;
+    include api_proxy.conf;
 }
 
 location /data/ {