diff --git a/README.md b/README.md
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+++ b/README.md
@@ -9,6 +9,7 @@ Debug tool for Milvus 2.0 project. This tool connects to etcd and inspect some s
 ### Prerequisite
 go 1.18 or higher 
 
+
 ### Install birdwatcher
 
 download source and run with go command