diff --git a/deploy/nginx/nginx.conf b/deploy/nginx/nginx.conf
index 71060e1..61902db 100644
--- a/deploy/nginx/nginx.conf
+++ b/deploy/nginx/nginx.conf
@@ -25,7 +25,13 @@ http {
 			'$status $body_bytes_sent "$http_referer" '
 			'"$http_user_agent" "$http_x_forwarded_for"';
 
-	access_log /data/log/nginx_access.log main;
+    map $request $loggable {
+        default 1;
+        "~*^POST /api/judge_server_heartbeat/ HTTP/1\.1$" 0;
+    }
+
+	access_log /data/log/nginx_access.log main if=$loggable;
+    # access_log off;
 
     upstream backend {
         server 127.0.0.1:8080;