diff --git a/docs/system_zh-CN.md b/docs/system_zh-CN.md
index 756c002..4c3792b 100644
--- a/docs/system_zh-CN.md
+++ b/docs/system_zh-CN.md
@@ -209,7 +209,7 @@ func main() {
 
 
 
-### <span id="ExecCommand">CompareOsEnv</span>
+### <span id="ExecCommand">ExecCommand</span>
 <p>使用shell /bin/bash -c(linux) 或 cmd (windows) 执行shell命令</p>
 
 <b>Signature:</b>