diff --git a/Trojan-gRPC-Caddy2／Nginx/README.md b/Trojan-gRPC-Caddy2／Nginx/README.md
index 549efad..1a71e1a 100644
--- a/Trojan-gRPC-Caddy2／Nginx/README.md
+++ b/Trojan-gRPC-Caddy2／Nginx/README.md
@@ -20,7 +20,7 @@ server {
 	ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384;
 	
 	client_header_timeout 1w;
-        keepalive_timeout 5d;
+        keepalive_timeout 30m;
 	# 在 location 后填写 /你的 ServiceName
 	location /你的 ServiceName {
 		if ($content_type !~ "application/grpc") {