diff --git a/src/cmd/isulad-shim/process.c b/src/cmd/isulad-shim/process.c
index da9bdb64e1d7bca984d469690695c142ff8f08ac..141003e51f909c413486f51cb4d711439d87fe1d 100644
--- a/src/cmd/isulad-shim/process.c
+++ b/src/cmd/isulad-shim/process.c
@@ -572,6 +572,7 @@ static int console_init(process_t *p)
     pthread_attr_init(&attr);
     pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
     ret = pthread_create(&tid_accept, &attr, task_console_accept, ac);
+    pthread_attr_destroy(&attr);
     if (ret != SHIM_OK) {
         goto failure;
     }
diff --git a/update-version.bash b/update-version.bash
index 78158a198f3a7c348d67e51821aea815ec1301ac..9afaf857fa37d613faca190adf095991bafc7cf9 100755
--- a/update-version.bash
+++ b/update-version.bash
@@ -1,3 +1,7 @@
+#!/bin/bash
+# usage
+# ./update-version.bash
+
 #######################################################################
 ##- @Copyright (C) Huawei Technologies., Ltd. 2019. All rights reserved.
 # - iSulad licensed under the Mulan PSL v2.
@@ -12,9 +16,6 @@
 ##- @Author: wujing
 ##- @Create: 2019-04-25
 #######################################################################
-#!/bin/bash
-# usage
-# ./update-version.bash
 
 function update_release_notes()
 {