diff --git a/README.md b/README.md
index 08b2c37..c5928c3 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
 # GRPC Server
-![Coverage](https://img.shields.io/badge/Coverage-3.5%25-red)
+![Coverage](https://img.shields.io/badge/Coverage-3.4%25-red)
 
 This plugin is a grpc server for micro.