diff --git a/tools-v2/README.md b/tools-v2/README.md
index f3778138e9..292a5664e1 100644
--- a/tools-v2/README.md
+++ b/tools-v2/README.md
@@ -2,6 +2,8 @@
 
 A tool for CurveFS & CurveBs.
 
+test for cicheck
+
 - [curve tool usage](#curve-tool-usage)
   - [How to use curve tool](#how-to-use-curve-tool)
     - [Install](#install)