diff --git a/README.md b/README.md
index 3d8f348a..42f9be8a 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 [![Go Reference](https://pkg.go.dev/badge/github.com/dobyte/due.svg)](https://pkg.go.dev/github.com/dobyte/due)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 [![Go Report Card](https://goreportcard.com/badge/github.com/dobyte/due)](https://goreportcard.com/report/github.com/dobyte/due)
-![Coverage](https://img.shields.io/badge/Coverage-17.6%25-red)
+![Coverage](https://img.shields.io/badge/Coverage-17.5%25-red)
 [![Awesome Go](https://awesome.re/mentioned-badge.svg)](https://github.com/avelino/awesome-go)
 
 ### 1.介绍