diff --git a/README.md b/README.md
index db8d86c..949f2b8 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ English | [简体中文](./README_zh-CN.md)
 ## Feature
 
 - 👏 Comprehensive, efficient and reusable.
-- 💪 170+ common go util functions, support string, slice, datetime, net, crypt...
+- 💪 180+ go util functions, support string, slice, datetime, net, crypt...
 - 💅 Only depend on the go standard library.
 - 🌍 Unit test for every exported function.
 
diff --git a/README_zh-CN.md b/README_zh-CN.md
index d40f932..fbe02ab 100644
--- a/README_zh-CN.md
+++ b/README_zh-CN.md
@@ -24,7 +24,7 @@
 ## 特性
 
 - 👏 全面、高效、可复用
-- 💪 170+常用go工具函数，支持string、slice、datetime、net、crypt...
+- 💪 180+常用go工具函数，支持string、slice、datetime、net、crypt...
 - 💅 只依赖go标准库
 - 🌍 所有导出函数单元测试覆盖率100%