diff --git a/internal/rootcoord/proxy_client_manager.go b/internal/rootcoord/proxy_client_manager.go
index bae207d3b2..24d400c78b 100644
--- a/internal/rootcoord/proxy_client_manager.go
+++ b/internal/rootcoord/proxy_client_manager.go
@@ -88,7 +88,7 @@ func (p *proxyClientManager) AddProxyClient(session *sessionutil.Session) {
 		return
 	}
 
-	go p.connect(session)
+	p.connect(session)
 }
 
 // GetProxyCount returns number of proxy clients.