diff --git a/source/tools/combine/ossre_client/ossre_set/tools/cgroupcheck.py b/source/tools/combine/ossre_client/ossre_set/tools/cgroupcheck.py
index 2b9d00df6621543244062b58cce175ca82593374..6b843e4874fac8402b712dda0b38c6cc85d45855 100644
--- a/source/tools/combine/ossre_client/ossre_set/tools/cgroupcheck.py
+++ b/source/tools/combine/ossre_client/ossre_set/tools/cgroupcheck.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # -*- coding: utf-8 -*-
 # @Author: shiyan
 
diff --git a/source/tools/combine/ossre_client/ossre_set/tools/newoomcheck.py b/source/tools/combine/ossre_client/ossre_set/tools/newoomcheck.py
index 0eb3e383ff74086dd10b02277f60f5243790a135..df53fa5f68644e42ab13e5bb5c1a2dfd1ebd7943 100644
--- a/source/tools/combine/ossre_client/ossre_set/tools/newoomcheck.py
+++ b/source/tools/combine/ossre_client/ossre_set/tools/newoomcheck.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # -*- coding: utf-8 -*-
 # @Author: changjun
 
diff --git a/source/tools/combine/ossre_client/ossre_set/tools/oomcheck.py b/source/tools/combine/ossre_client/ossre_set/tools/oomcheck.py
index 9dd57610af05ac57fe1f476f190cc3a942fb39a2..3c0b3aabb6acb8b32391b79e06261698ac97ae02 100644
--- a/source/tools/combine/ossre_client/ossre_set/tools/oomcheck.py
+++ b/source/tools/combine/ossre_client/ossre_set/tools/oomcheck.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # -*- coding: utf-8 -*-
 # @Author: shiyan
 
diff --git a/source/tools/detect/cgtool/cgcheck/cgcheck.py b/source/tools/detect/cgtool/cgcheck/cgcheck.py
index 8ca41d6bbe5d4e4f225ee225e85ce35d20322141..06c562970a7f405cb03f732c508768ce0e67940f 100755
--- a/source/tools/detect/cgtool/cgcheck/cgcheck.py
+++ b/source/tools/detect/cgtool/cgcheck/cgcheck.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # -*- coding: utf-8 -*-
 # @Author: shiyan
 
diff --git a/source/tools/detect/sysconf/confcheck/confcheck.py b/source/tools/detect/sysconf/confcheck/confcheck.py
index 24bd132310208d14d0635fea1c11c1f661103793..c536c6dea206eac35eea63ca05233c3a24e00314 100755
--- a/source/tools/detect/sysconf/confcheck/confcheck.py
+++ b/source/tools/detect/sysconf/confcheck/confcheck.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 #coding:utf-8
 
 import re
@@ -119,4 +119,4 @@ def main():
     check_pagecache_config()
 
 if __name__ == '__main__':
-    main()
\ No newline at end of file
+    main()
diff --git a/source/tools/monitor/mmaptrace/mmaptrace.py b/source/tools/monitor/mmaptrace/mmaptrace.py
index a2241e27063a17eab36727135553075ec67e6049..1e4506925e786938784a2d2e85a091142cd94b96 100644
--- a/source/tools/monitor/mmaptrace/mmaptrace.py
+++ b/source/tools/monitor/mmaptrace/mmaptrace.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 #coding:utf-8
 
 import re
diff --git a/source/tools/monitor/sched/schedtrace/schedtrace.py b/source/tools/monitor/sched/schedtrace/schedtrace.py
index e4c583fb869b9b5ac4cf142551aece4c184ce79c..de1ae812f34c884d65035e824ba49af066b76f61 100755
--- a/source/tools/monitor/sched/schedtrace/schedtrace.py
+++ b/source/tools/monitor/sched/schedtrace/schedtrace.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 # -*- coding: UTF-8 -*-
 
 import sys,os