diff --git a/README.md b/README.md
index 12bd5184..799ebb42 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@
 
 **2.0 版本开发完毕后，会发布测试版和并入 master 分支，敬请关注。**
 
-[![dev-version2](https://img.shields.io/badge/process-%2530-green)]()
+[![dev-version2](https://img.shields.io/badge/process-30%25-green)]()