diff --git a/main.go b/main.go
index c9d4c00f1..59e86ed88 100644
--- a/main.go
+++ b/main.go
@@ -155,6 +155,7 @@ func main() {
 				fmt.Println("accept error:", err)
 				break
 			}
+			c.Close()
 			globals.SugarLogger.Debugf("tcp socket:", utils.Format4Output(c, true))
 			go handleConn(c)
 		}