diff --git a/internal/datacoord/errors.go b/internal/datacoord/errors.go
index d7ccb904b7..9e5b73b542 100644
--- a/internal/datacoord/errors.go
+++ b/internal/datacoord/errors.go
@@ -24,7 +24,7 @@ import (
 // errNilKvClient stands for a nil kv client is detected when initialized
 var errNilKvClient = errors.New("kv client not initialized")
 
-// serverNotServingErrMsg used for Status Reason when datacoord is not healthy
+// serverNotServingErrMsg used for Status Reason when DataCoord is not healthy
 const serverNotServingErrMsg = "DataCoord is not serving"
 
 // errors for VerifyResponse