--- fio-fio-2.15/tools/plot/fio2gnuplot.1	2016-12-13 10:21:49.691804004 +0300
+++ fio-fio-2.15/tools/plot/fio2gnuplot	2016-12-13 10:21:55.774067343 +0300
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/python2.7
 #
 #  Copyright (C) 2013 eNovance SAS <licensing@enovance.com>
 #  Author: Erwan Velu  <erwan@enovance.com>
diff -ur fio-fio-2.15-1/tools/fio_latency2csv.py fio-fio-2.15/tools/fio_latency2csv.py
--- fio-fio-2.15-1/tools/fio_latency2csv.py	2016-12-13 10:31:13.322986312 +0300
+++ fio-fio-2.15/tools/fio_latency2csv.py	2016-12-13 10:31:27.604824834 +0300
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2.7
 #
 # fio_latency2csv.py
 #
diff -ur fio-fio-2.15-1/tools/fiologparser.py fio-fio-2.15/tools/fiologparser.py
--- fio-fio-2.15-1/tools/fiologparser.py	2016-12-13 10:31:13.323074469 +0300
+++ fio-fio-2.15/tools/fiologparser.py	2016-12-13 10:31:34.064819473 +0300
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python2.7
 #
 # fiologparser.py
 #
diff -ur fio-fio-2.15-1/tools/hist/fiologparser_hist.py fio-fio-2.15/tools/hist/fiologparser_hist.py
--- fio-fio-2.15-1/tools/hist/fiologparser_hist.py	2016-12-13 10:31:13.323474828 +0300
+++ fio-fio-2.15/tools/hist/fiologparser_hist.py	2016-12-13 10:31:53.653441347 +0300
@@ -1,4 +1,4 @@
-#!/usr/bin/env python2.7
+#!/usr/bin/python2.7
 """ 
     Utility for converting *_clat_hist* files generated by fio into latency statistics.
     
diff -ur fio-fio-2.15-1/tools/hist/half-bins.py fio-fio-2.15/tools/hist/half-bins.py
--- fio-fio-2.15-1/tools/hist/half-bins.py	2016-12-13 10:31:13.323658667 +0300
+++ fio-fio-2.15/tools/hist/half-bins.py	2016-12-13 10:31:45.539470692 +0300
@@ -1,4 +1,4 @@
-#!/usr/bin/env python2.7
+#!/usr/bin/python2.7
 """ Cut the number bins in half in fio histogram output. Example usage:
 
         $ half-bins.py -c 2 output_clat_hist.1.log > smaller_clat_hist.1.log