diff --git a/README_ZH.md b/README_ZH.md
index 9e2ba0d6c01d17fddaabe508cd8c77d315c90f86..5df743af8bd320a9c6f4835e53af69f3548e154b 100644
--- a/README_ZH.md
+++ b/README_ZH.md
@@ -1,4 +1,4 @@
-Sky Walking SDK for PHP | [English](README_EN.md)
+Sky Walking SDK for PHP | [English](README.md)
 ==========