diff --git a/doc/check_docs.py b/doc/check_docs.py
index 18df02685..2d8799341 100755
--- a/doc/check_docs.py
+++ b/doc/check_docs.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import sys, glob
 
 sys.path.append("../modules/python/src2/")
diff --git a/doc/check_docs2.py b/doc/check_docs2.py
index a3606bd29..bf0375459 100755
--- a/doc/check_docs2.py
+++ b/doc/check_docs2.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import os, sys, fnmatch, re
 
 sys.path.append("../modules/python/src2/")
diff --git a/doc/conf.py b/doc/conf.py
index 40b8e2713..35073e051 100755
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 # -*- coding: utf-8 -*-
 #
 # opencvstd documentation build configuration file, created by
diff --git a/doc/ocv.py b/doc/ocv.py
index ba321928a..ce750933b 100755
--- a/doc/ocv.py
+++ b/doc/ocv.py
@@ -1,3 +1,4 @@
+#/usr/bin/env python
 # -*- coding: utf-8 -*-
 """
     ocv domain, a modified copy of sphinx.domains.cpp + shpinx.domains.python.
diff --git a/doc/patch_refman_latex.py b/doc/patch_refman_latex.py
index 269174684..352c46cb5 100755
--- a/doc/patch_refman_latex.py
+++ b/doc/patch_refman_latex.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import sys
 
 f=open(sys.argv[1], "rt")
diff --git a/doc/pattern_tools/gen_pattern.py b/doc/pattern_tools/gen_pattern.py
index 455b3b6e8..45b45af2d 100755
--- a/doc/pattern_tools/gen_pattern.py
+++ b/doc/pattern_tools/gen_pattern.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 """gen_pattern.py
 To run:
 -c 10 -r 12 -o out.svg
diff --git a/doc/pattern_tools/svgfig.py b/doc/pattern_tools/svgfig.py
index 04aa25735..bf182a8b0 100755
--- a/doc/pattern_tools/svgfig.py
+++ b/doc/pattern_tools/svgfig.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 # svgfig.py copyright (C) 2008 Jim Pivarski <jpivarski@gmail.com>
 #
 # This program is free software; you can redistribute it and/or
diff --git a/doc/reformat.py b/doc/reformat.py
index fb52075e9..00e4aae9e 100755
--- a/doc/reformat.py
+++ b/doc/reformat.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import os, sys, re
 
 finput=open(sys.argv[1], "rt")
diff --git a/modules/contrib/doc/facerec/src/create_csv.py b/modules/contrib/doc/facerec/src/create_csv.py
index 54681afa9..71d773c01 100755
--- a/modules/contrib/doc/facerec/src/create_csv.py
+++ b/modules/contrib/doc/facerec/src/create_csv.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import sys
 import os.path
 
diff --git a/modules/gpu/misc/mark_nvidia.py b/modules/gpu/misc/mark_nvidia.py
index 7c1f21286..e8cc3e841 100755
--- a/modules/gpu/misc/mark_nvidia.py
+++ b/modules/gpu/misc/mark_nvidia.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import sys, re
 
 spaces = '[\s]*'
diff --git a/modules/java/check-tests.py b/modules/java/check-tests.py
index 55118ca91..4cb80ff72 100755
--- a/modules/java/check-tests.py
+++ b/modules/java/check-tests.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import sys, os, re
 
 classes_ignore_list = (
diff --git a/modules/java/generator/gen_java.py b/modules/java/generator/gen_java.py
index 2287058a9..c60730fad 100755
--- a/modules/java/generator/gen_java.py
+++ b/modules/java/generator/gen_java.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import sys, re, os.path
 from string import Template
 
diff --git a/modules/java/generator/gen_javadoc.py b/modules/java/generator/gen_javadoc.py
index 97eac702a..3c697277b 100755
--- a/modules/java/generator/gen_javadoc.py
+++ b/modules/java/generator/gen_javadoc.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import os, sys, re, string, glob
 from optparse import OptionParser
 
diff --git a/modules/java/generator/rst_parser.py b/modules/java/generator/rst_parser.py
index 65e66f7f9..f4ef58190 100755
--- a/modules/java/generator/rst_parser.py
+++ b/modules/java/generator/rst_parser.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import os, sys, re, string, fnmatch
 allmodules = ["core", "flann", "imgproc", "ml", "highgui", "video", "features2d", "calib3d", "objdetect", "legacy", "contrib", "gpu", "androidcamera", "java", "python", "stitching", "ts", "photo", "nonfree", "videostab", "ocl"]
 verbose = False
diff --git a/modules/python/src2/cv.py b/modules/python/src2/cv.py
index 2d4daf08b..4238d05f7 100755
--- a/modules/python/src2/cv.py
+++ b/modules/python/src2/cv.py
@@ -1 +1,3 @@
+#/usr/bin/env python
+
 from cv2.cv import *
diff --git a/modules/python/src2/gen.py b/modules/python/src2/gen.py
index 2ffb44544..65cafc990 100755
--- a/modules/python/src2/gen.py
+++ b/modules/python/src2/gen.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import sys
 from string import Template
 
diff --git a/modules/python/src2/gen2.py b/modules/python/src2/gen2.py
index e600a82f4..5381579ce 100755
--- a/modules/python/src2/gen2.py
+++ b/modules/python/src2/gen2.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import hdr_parser, sys, re, os, cStringIO
 from string import Template
 
diff --git a/modules/python/src2/hdr_parser.py b/modules/python/src2/hdr_parser.py
index a18a4feb4..090ed6f64 100755
--- a/modules/python/src2/hdr_parser.py
+++ b/modules/python/src2/hdr_parser.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import os, sys, re, string
 
 # the list only for debugging. The real list, used in the real OpenCV build, is specified in CMakeLists.txt
diff --git a/modules/python/test/calchist.py b/modules/python/test/calchist.py
index c371e73ce..0a52258b2 100755
--- a/modules/python/test/calchist.py
+++ b/modules/python/test/calchist.py
@@ -1,5 +1,6 @@
-# Calculating and displaying 2D Hue-Saturation histogram of a color image
+#/usr/bin/env python
 
+# Calculating and displaying 2D Hue-Saturation histogram of a color image
 import sys
 import cv2.cv as cv
 
diff --git a/modules/python/test/camera_calibration.py b/modules/python/test/camera_calibration.py
index 989207c8a..488dd15c6 100755
--- a/modules/python/test/camera_calibration.py
+++ b/modules/python/test/camera_calibration.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import sys
 import math
 import time
diff --git a/modules/python/test/findstereocorrespondence.py b/modules/python/test/findstereocorrespondence.py
index 9cc19412c..8f11738cc 100755
--- a/modules/python/test/findstereocorrespondence.py
+++ b/modules/python/test/findstereocorrespondence.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import sys
 import cv2.cv as cv
 
diff --git a/modules/python/test/goodfeatures.py b/modules/python/test/goodfeatures.py
index e4c4b0a6f..62907772a 100755
--- a/modules/python/test/goodfeatures.py
+++ b/modules/python/test/goodfeatures.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import cv2.cv as cv
 import unittest
 
diff --git a/modules/python/test/leak1.py b/modules/python/test/leak1.py
index 49326dab5..dde560895 100755
--- a/modules/python/test/leak1.py
+++ b/modules/python/test/leak1.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import cv2.cv as cv
 import numpy as np
 cv.NamedWindow('Leak')
diff --git a/modules/python/test/leak2.py b/modules/python/test/leak2.py
index ca511a40e..af1cb0556 100755
--- a/modules/python/test/leak2.py
+++ b/modules/python/test/leak2.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import cv2.cv as cv
 import numpy as np
 import time
diff --git a/modules/python/test/leak3.py b/modules/python/test/leak3.py
index 901d7be20..f72afbbf0 100755
--- a/modules/python/test/leak3.py
+++ b/modules/python/test/leak3.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import cv2.cv as cv
 import math
 import time
diff --git a/modules/python/test/leak4.py b/modules/python/test/leak4.py
index 8d8ba8883..dcfc5cfdc 100755
--- a/modules/python/test/leak4.py
+++ b/modules/python/test/leak4.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import cv2.cv as cv
 import math
 import time
diff --git a/modules/python/test/precornerdetect.py b/modules/python/test/precornerdetect.py
index 49c8e076d..29a6ca1ec 100755
--- a/modules/python/test/precornerdetect.py
+++ b/modules/python/test/precornerdetect.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import cv2.cv as cv
 
 def precornerdetect(image):
diff --git a/modules/python/test/test.py b/modules/python/test/test.py
index 42dfab209..924708c48 100755
--- a/modules/python/test/test.py
+++ b/modules/python/test/test.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import unittest
 import random
 import time
diff --git a/modules/python/test/ticket_6.py b/modules/python/test/ticket_6.py
index e6cc62f37..533027f5b 100755
--- a/modules/python/test/ticket_6.py
+++ b/modules/python/test/ticket_6.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import urllib
 import cv2.cv as cv
 import Image
diff --git a/modules/python/test/tickets.py b/modules/python/test/tickets.py
index aa6818059..1e756bcd8 100755
--- a/modules/python/test/tickets.py
+++ b/modules/python/test/tickets.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import unittest
 import random
 import time
diff --git a/modules/python/test/transformations.py b/modules/python/test/transformations.py
index 6d6f19e5b..1f63bcef2 100755
--- a/modules/python/test/transformations.py
+++ b/modules/python/test/transformations.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 # -*- coding: utf-8 -*-
 # transformations.py
 
diff --git a/modules/ts/misc/chart.py b/modules/ts/misc/chart.py
index 604b85048..39a60eb2e 100755
--- a/modules/ts/misc/chart.py
+++ b/modules/ts/misc/chart.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python
+
 import testlog_parser, sys, os, xml, re
 from table_formatter import *
 from optparse import OptionParser
diff --git a/modules/ts/misc/color.py b/modules/ts/misc/color.py
index 3ce725276..4492ed479 100755
--- a/modules/ts/misc/color.py
+++ b/modules/ts/misc/color.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python
+
 import math, os, sys
 
 webcolors = {
diff --git a/modules/ts/misc/concatlogs.py b/modules/ts/misc/concatlogs.py
index af95bac20..afcb9cc89 100755
--- a/modules/ts/misc/concatlogs.py
+++ b/modules/ts/misc/concatlogs.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python
+
 from optparse import OptionParser
 import glob, sys, os, re
 
diff --git a/modules/ts/misc/report.py b/modules/ts/misc/report.py
index edee85497..6da89e512 100755
--- a/modules/ts/misc/report.py
+++ b/modules/ts/misc/report.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python
+
 import testlog_parser, sys, os, xml, re, glob
 from table_formatter import *
 from optparse import OptionParser
diff --git a/modules/ts/misc/run.py b/modules/ts/misc/run.py
index e1b275f32..de5796a95 100755
--- a/modules/ts/misc/run.py
+++ b/modules/ts/misc/run.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python
+
 import sys, os, platform, xml, re, tempfile, glob, datetime, getpass, shutil
 from optparse import OptionParser
 from subprocess import Popen, PIPE
diff --git a/modules/ts/misc/summary.py b/modules/ts/misc/summary.py
index 45b4aac13..76c198427 100755
--- a/modules/ts/misc/summary.py
+++ b/modules/ts/misc/summary.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python
+
 import testlog_parser, sys, os, xml, glob, re
 from table_formatter import *
 from optparse import OptionParser
diff --git a/modules/ts/misc/table_formatter.py b/modules/ts/misc/table_formatter.py
index be89794f0..598c9e924 100755
--- a/modules/ts/misc/table_formatter.py
+++ b/modules/ts/misc/table_formatter.py
@@ -1,3 +1,5 @@
+#!/usr/bin/env python
+
 import sys, re, os.path, cgi, stat
 from optparse import OptionParser
 from color import getColorizer
diff --git a/modules/ts/misc/testlog_parser.py b/modules/ts/misc/testlog_parser.py
index 7f14235d3..ce55b8b1d 100755
--- a/modules/ts/misc/testlog_parser.py
+++ b/modules/ts/misc/testlog_parser.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import sys, re, os.path
 from xml.dom.minidom import parse
 
diff --git a/samples/python/camera.py b/samples/python/camera.py
index 747bb4575..5d1c63b04 100755
--- a/samples/python/camera.py
+++ b/samples/python/camera.py
@@ -1,3 +1,5 @@
+#!/usr/bin/python
+
 import cv2.cv as cv
 import time
 
diff --git a/samples/python/cv20squares.py b/samples/python/cv20squares.py
index ddeeebd3f..e472fa197 100755
--- a/samples/python/cv20squares.py
+++ b/samples/python/cv20squares.py
@@ -1,3 +1,5 @@
+#!/usr/bin/python
+
 """
 Find Squares in image by finding countours and filtering
 """
diff --git a/samples/python/cvutils.py b/samples/python/cvutils.py
index 6e81a3a44..a2ef8ae32 100755
--- a/samples/python/cvutils.py
+++ b/samples/python/cvutils.py
@@ -1,3 +1,5 @@
+#!/usr/bin/python
+
 import cv2.cv as cv
 import urllib2
 from sys import argv
diff --git a/samples/python/dmtx.py b/samples/python/dmtx.py
index 6b3a6bd18..0ff2b43da 100755
--- a/samples/python/dmtx.py
+++ b/samples/python/dmtx.py
@@ -1,3 +1,5 @@
+#!/usr/bin/python
+
 import cv2.cv as cv
 import time
 from pydmtx import DataMatrix
diff --git a/samples/python/peopledetect.py b/samples/python/peopledetect.py
index 35c600c96..282429979 100755
--- a/samples/python/peopledetect.py
+++ b/samples/python/peopledetect.py
@@ -1,3 +1,5 @@
+#!/usr/bin/python
+
 import sys
 from cv import *
 
diff --git a/samples/python2/_coverage.py b/samples/python2/_coverage.py
index 1fb8b17f0..1d0f0418b 100755
--- a/samples/python2/_coverage.py
+++ b/samples/python2/_coverage.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Utility for measuring python opencv API coverage by samples.
 '''
diff --git a/samples/python2/_doc.py b/samples/python2/_doc.py
index 1204ae65a..71c9faa7d 100755
--- a/samples/python2/_doc.py
+++ b/samples/python2/_doc.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Scans current directory for *.py files and reports
 ones with missing __doc__ string.
diff --git a/samples/python2/asift.py b/samples/python2/asift.py
index 4f2b0cd40..09894dd4c 100755
--- a/samples/python2/asift.py
+++ b/samples/python2/asift.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Affine invariant feature-based image matching sample.
 
diff --git a/samples/python2/browse.py b/samples/python2/browse.py
index 238d2a3ec..da2c98d1c 100755
--- a/samples/python2/browse.py
+++ b/samples/python2/browse.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 browse.py
 =========
diff --git a/samples/python2/calibrate.py b/samples/python2/calibrate.py
index 03a2a6f7a..54aba8aaf 100755
--- a/samples/python2/calibrate.py
+++ b/samples/python2/calibrate.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import numpy as np
 import cv2
 import os
diff --git a/samples/python2/camshift.py b/samples/python2/camshift.py
index 0554e1ecd..43543dcfc 100755
--- a/samples/python2/camshift.py
+++ b/samples/python2/camshift.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Camshift tracker
 ================
diff --git a/samples/python2/coherence.py b/samples/python2/coherence.py
index d3fe4daba..082a7c610 100755
--- a/samples/python2/coherence.py
+++ b/samples/python2/coherence.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Coherence-enhancing filtering example
 =====================================
diff --git a/samples/python2/color_histogram.py b/samples/python2/color_histogram.py
index 8e6747aac..c27744ed5 100755
--- a/samples/python2/color_histogram.py
+++ b/samples/python2/color_histogram.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import numpy as np
 import cv2
 from time import clock
diff --git a/samples/python2/common.py b/samples/python2/common.py
index ccfbe5c72..4c6f800c4 100755
--- a/samples/python2/common.py
+++ b/samples/python2/common.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 This module contais some common routines used by other samples.
 '''
diff --git a/samples/python2/contours.py b/samples/python2/contours.py
index 13a3857d3..daa13b2a1 100755
--- a/samples/python2/contours.py
+++ b/samples/python2/contours.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 This program illustrates the use of findContours and drawContours.
 The original image is put up along with the image of drawn contours.
diff --git a/samples/python2/deconvolution.py b/samples/python2/deconvolution.py
index 9463c4545..5e3becc64 100755
--- a/samples/python2/deconvolution.py
+++ b/samples/python2/deconvolution.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Wiener deconvolution.
 
diff --git a/samples/python2/demo.py b/samples/python2/demo.py
index fd988bc31..a9c107015 100755
--- a/samples/python2/demo.py
+++ b/samples/python2/demo.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Sample-launcher application.
 '''
diff --git a/samples/python2/digits.py b/samples/python2/digits.py
index 582e5fc0f..c84bc241c 100755
--- a/samples/python2/digits.py
+++ b/samples/python2/digits.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 SVM and KNearest digit recognition.
 
diff --git a/samples/python2/digits_adjust.py b/samples/python2/digits_adjust.py
index d8e70f2ec..72805d3f0 100755
--- a/samples/python2/digits_adjust.py
+++ b/samples/python2/digits_adjust.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Digit recognition adjustment.
 Grid search is used to find the best parameters for SVM and KNearest classifiers.
diff --git a/samples/python2/digits_video.py b/samples/python2/digits_video.py
index a8b486f2a..ef62826fd 100755
--- a/samples/python2/digits_video.py
+++ b/samples/python2/digits_video.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import numpy as np
 import cv2
 import os
diff --git a/samples/python2/distrans.py b/samples/python2/distrans.py
index 132263629..386ea8ab9 100755
--- a/samples/python2/distrans.py
+++ b/samples/python2/distrans.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Distance transform sample.
 
diff --git a/samples/python2/edge.py b/samples/python2/edge.py
index 02276f2d2..9ce3457d3 100755
--- a/samples/python2/edge.py
+++ b/samples/python2/edge.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 This sample demonstrates Canny edge detection.
 
diff --git a/samples/python2/facedetect.py b/samples/python2/facedetect.py
index 94807b82a..27a78950a 100755
--- a/samples/python2/facedetect.py
+++ b/samples/python2/facedetect.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import numpy as np
 import cv2
 import cv2.cv as cv
diff --git a/samples/python2/feature_homography.py b/samples/python2/feature_homography.py
index aa19d45f5..4dd8ddf13 100755
--- a/samples/python2/feature_homography.py
+++ b/samples/python2/feature_homography.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Feature homography
 ==================
diff --git a/samples/python2/find_obj.py b/samples/python2/find_obj.py
index 48b9d44ea..7a875ca4f 100755
--- a/samples/python2/find_obj.py
+++ b/samples/python2/find_obj.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Feature-based image matching sample.
 
diff --git a/samples/python2/fitline.py b/samples/python2/fitline.py
index e4a5091f1..c19dbdc35 100755
--- a/samples/python2/fitline.py
+++ b/samples/python2/fitline.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Robust line fitting.
 ==================
diff --git a/samples/python2/floodfill.py b/samples/python2/floodfill.py
index 540e7ad8f..177e38025 100755
--- a/samples/python2/floodfill.py
+++ b/samples/python2/floodfill.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Floodfill sample.
 
diff --git a/samples/python2/gabor_threads.py b/samples/python2/gabor_threads.py
index 962a50189..9582bdb04 100755
--- a/samples/python2/gabor_threads.py
+++ b/samples/python2/gabor_threads.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 gabor_threads.py
 =========
diff --git a/samples/python2/gaussian_mix.py b/samples/python2/gaussian_mix.py
index 63ee3adec..de714fa35 100755
--- a/samples/python2/gaussian_mix.py
+++ b/samples/python2/gaussian_mix.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import numpy as np
 from numpy import random
 import cv2
diff --git a/samples/python2/hist.py b/samples/python2/hist.py
index d7938958f..ea950c832 100755
--- a/samples/python2/hist.py
+++ b/samples/python2/hist.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 ''' This is a sample for histogram plotting for RGB images and grayscale images for better understanding of colour distribution
 
 Benefit : Learn how to draw histogram of images
diff --git a/samples/python2/inpaint.py b/samples/python2/inpaint.py
index 0070f5568..d2b8c849a 100755
--- a/samples/python2/inpaint.py
+++ b/samples/python2/inpaint.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Inpainting sample.
 
diff --git a/samples/python2/kmeans.py b/samples/python2/kmeans.py
index 3b5583050..4418a4679 100755
--- a/samples/python2/kmeans.py
+++ b/samples/python2/kmeans.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 K-means clusterization sample.
 Usage:
diff --git a/samples/python2/lappyr.py b/samples/python2/lappyr.py
index e1951ed63..232ec54b9 100755
--- a/samples/python2/lappyr.py
+++ b/samples/python2/lappyr.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 ''' An example of Laplacian Pyramid construction and merging.
 
 Level : Intermediate
diff --git a/samples/python2/letter_recog.py b/samples/python2/letter_recog.py
index 282b300d8..73eeff3bb 100755
--- a/samples/python2/letter_recog.py
+++ b/samples/python2/letter_recog.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 The sample demonstrates how to train Random Trees classifier
 (or Boosting classifier, or MLP, or Knearest, or Support Vector Machines) using the provided dataset.
diff --git a/samples/python2/lk_homography.py b/samples/python2/lk_homography.py
index 9e6d8a9e8..9996764c6 100755
--- a/samples/python2/lk_homography.py
+++ b/samples/python2/lk_homography.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Lucas-Kanade homography tracker
 ===============================
diff --git a/samples/python2/lk_track.py b/samples/python2/lk_track.py
index ea8b25d1b..f0d043962 100755
--- a/samples/python2/lk_track.py
+++ b/samples/python2/lk_track.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Lucas-Kanade tracker
 ====================
diff --git a/samples/python2/morphology.py b/samples/python2/morphology.py
index 2c81cd81e..098098138 100755
--- a/samples/python2/morphology.py
+++ b/samples/python2/morphology.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Morphology operations.
 
diff --git a/samples/python2/mosse.py b/samples/python2/mosse.py
index 1d5eb2938..aecb42345 100755
--- a/samples/python2/mosse.py
+++ b/samples/python2/mosse.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 MOSSE tracking sample
 
diff --git a/samples/python2/motempl.py b/samples/python2/motempl.py
index 08f310064..4f78ebad5 100755
--- a/samples/python2/motempl.py
+++ b/samples/python2/motempl.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import numpy as np
 import cv2
 import video
diff --git a/samples/python2/mouse_and_match.py b/samples/python2/mouse_and_match.py
index b979445c9..a9fa882ad 100755
--- a/samples/python2/mouse_and_match.py
+++ b/samples/python2/mouse_and_match.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 #!/usr/bin/env python
 '''
 mouse_and_match.py [-i path | --input path: default ./]
diff --git a/samples/python2/mser.py b/samples/python2/mser.py
index 88773534a..73e0a4f8d 100755
--- a/samples/python2/mser.py
+++ b/samples/python2/mser.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 MSER detector demo
 ==================
diff --git a/samples/python2/opt_flow.py b/samples/python2/opt_flow.py
index a70046a06..d0bc5c5c1 100755
--- a/samples/python2/opt_flow.py
+++ b/samples/python2/opt_flow.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import numpy as np
 import cv2
 import video
diff --git a/samples/python2/peopledetect.py b/samples/python2/peopledetect.py
index 4cd7a8efd..f4bd46702 100755
--- a/samples/python2/peopledetect.py
+++ b/samples/python2/peopledetect.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 import numpy as np
 import cv2
 
diff --git a/samples/python2/plane_ar.py b/samples/python2/plane_ar.py
index 45e35603d..dc2d5d584 100755
--- a/samples/python2/plane_ar.py
+++ b/samples/python2/plane_ar.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Planar augmented reality
 ==================
diff --git a/samples/python2/plane_tracker.py b/samples/python2/plane_tracker.py
index d588b94cd..189f50b36 100755
--- a/samples/python2/plane_tracker.py
+++ b/samples/python2/plane_tracker.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Multitarget planar tracking
 ==================
diff --git a/samples/python2/squares.py b/samples/python2/squares.py
index 7842bb18c..a247c3562 100755
--- a/samples/python2/squares.py
+++ b/samples/python2/squares.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Simple "Square Detector" program.
 
diff --git a/samples/python2/stereo_match.py b/samples/python2/stereo_match.py
index ef562225d..0e46c2661 100755
--- a/samples/python2/stereo_match.py
+++ b/samples/python2/stereo_match.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Simple example of stereo image matching and point cloud generation.
 
diff --git a/samples/python2/texture_flow.py b/samples/python2/texture_flow.py
index 5b095e63a..66eb58fe6 100755
--- a/samples/python2/texture_flow.py
+++ b/samples/python2/texture_flow.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Texture flow direction estimation.
 
diff --git a/samples/python2/turing.py b/samples/python2/turing.py
index 679bf9926..101f22c04 100755
--- a/samples/python2/turing.py
+++ b/samples/python2/turing.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Multiscale Turing Patterns generator
 ====================================
diff --git a/samples/python2/video.py b/samples/python2/video.py
index c4168f6b5..2cdcb2a60 100755
--- a/samples/python2/video.py
+++ b/samples/python2/video.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Video capture sample.
 
diff --git a/samples/python2/video_dmtx.py b/samples/python2/video_dmtx.py
index 98cdd8565..1ed06c4ad 100755
--- a/samples/python2/video_dmtx.py
+++ b/samples/python2/video_dmtx.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Data matrix detector sample.
 Usage:
diff --git a/samples/python2/video_threaded.py b/samples/python2/video_threaded.py
index 7498d8360..6fce33418 100755
--- a/samples/python2/video_threaded.py
+++ b/samples/python2/video_threaded.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Multithreaded video processing sample.
 Usage:
diff --git a/samples/python2/watershed.py b/samples/python2/watershed.py
index 711f940d0..d4ab22ad5 100755
--- a/samples/python2/watershed.py
+++ b/samples/python2/watershed.py
@@ -1,3 +1,5 @@
+#/usr/bin/env python
+
 '''
 Watershed segmentation
 =========