diff --git a/hzh/MS/06-gRPC/05-错误处理.md b/hzh/MS/06-gRPC/05-错误处理.md
index 25df44e..f355fe0 100644
--- a/hzh/MS/06-gRPC/05-错误处理.md
+++ b/hzh/MS/06-gRPC/05-错误处理.md
@@ -47,14 +47,10 @@ graph TB
     subgraph "未实现"
         UNIMP["UNIMPLEMENTED - 方法未实现"]
         INTERNAL_ERR["INTERNAL - 内部错误"]
-        SYSTEM_LOST["SYSTEM_ERROR - 系统级错误"]
+        UNIMP ~~~ UNAVAIL
+        INTERNAL_ERR ~~~ DATA_LOSS
+        UNIMP --- UNAVAIL
     end
-
-    OK
-    CANCELLED ~~~ UNAUTH
-    INVALID_ARG ~~~ PERMISSION_DENIED
-    DEADLINE_EX ~~~ UNAVAIL
-    INTERNAL_ERR ~~ RESOURCE_EXP
 ```
 
 ### 状态码速查表