diff --git a/roles/nagios_client/files/scripts/check_lock b/roles/nagios_client/files/scripts/check_lock
index 1a58e95ef8..a0aae02b0d 100644
--- a/roles/nagios_client/files/scripts/check_lock
+++ b/roles/nagios_client/files/scripts/check_lock
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 import fcntl
 import sys
diff --git a/roles/nagios_server/files/nagios/plugins/check_lock b/roles/nagios_server/files/nagios/plugins/check_lock
index 1a58e95ef8..a0aae02b0d 100755
--- a/roles/nagios_server/files/nagios/plugins/check_lock
+++ b/roles/nagios_server/files/nagios/plugins/check_lock
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2
 
 import fcntl
 import sys