diff --git a/cloud/lib/component/component.go b/cloud/lib/component/component.go
index dee4703..9337d52 100644
--- a/cloud/lib/component/component.go
+++ b/cloud/lib/component/component.go
@@ -100,7 +100,7 @@
 	tlsConf := &tls.Config{
 		Certificates: []tls.Certificate{pair},
 		ClientAuth:   tls.RequireAndVerifyClientCert,
-		RootCAs:      certPool,
+		ClientCAs:    certPool,
 	}
 	return []grpc.ServerOption{
 		grpc.Creds(credentials.NewTLS(tlsConf)),