From 7a0788d78b368fec9f7bc433ef8aadeaf882b47c Mon Sep 17 00:00:00 2001
From: gerrard <gyc_ssdut@163.com>
Date: Tue, 9 Feb 2021 14:14:41 +0800
Subject: [PATCH] doc: typo of PubsubService_SubscribeServer

---
 ch4-rpc/ch4-04-grpc.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ch4-rpc/ch4-04-grpc.md b/ch4-rpc/ch4-04-grpc.md
index d3176bc..43d514b 100644
--- a/ch4-rpc/ch4-04-grpc.md
+++ b/ch4-rpc/ch4-04-grpc.md
@@ -300,7 +300,7 @@ type PubsubService_SubscribeServer interface {
 }
 ```
 
-因为Subscribe是服务端的单向流，因此生成的HelloService_SubscribeServer接口中只有Send方法。
+因为Subscribe是服务端的单向流，因此生成的PubsubService_SubscribeServer接口中只有Send方法。
 
 然后就可以实现发布和订阅服务了：