diff --git a/Rakefile b/Rakefile
index ab20506..33bb37b 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,4 +1,4 @@
-# -*- mode: ruby; coding: utf-8-unix -*-
+# -*- mode: ruby; coding: utf-8 -*-
 require 'rubygems'
 require './lib/opencv/psyched_yaml'
 require 'hoe'
diff --git a/examples/alpha_blend.rb b/examples/alpha_blend.rb
index 74a179f..1539830 100755
--- a/examples/alpha_blend.rb
+++ b/examples/alpha_blend.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*-
+# -*- mode: ruby; coding: utf-8 -*-
 
 # Alpha blending sample with GUI
 
diff --git a/examples/find_obj.rb b/examples/find_obj.rb
index 39ea5f9..5d0ca04 100755
--- a/examples/find_obj.rb
+++ b/examples/find_obj.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 
 # A Demo Ruby/OpenCV Implementation of SURF
 # See https://code.ros.org/trac/opencv/browser/tags/2.3.1/opencv/samples/c/find_obj.cpp
diff --git a/examples/match_kdtree.rb b/examples/match_kdtree.rb
index 60b64f7..2cb6838 100755
--- a/examples/match_kdtree.rb
+++ b/examples/match_kdtree.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 
 # A sample of matching SURF feature points using kd-tree
 # See http://tech.groups.yahoo.com/group/OpenCV/message/62318
diff --git a/lib/opencv/psyched_yaml.rb b/lib/opencv/psyched_yaml.rb
index 8f31ab4..5ee5d5f 100644
--- a/lib/opencv/psyched_yaml.rb
+++ b/lib/opencv/psyched_yaml.rb
@@ -1,4 +1,4 @@
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 # Psych loader for avoiding loading problem
 # (borrowed from Bundler 1.1.rc.7 https://github.com/carlhuda/bundler/blob/v1.1.rc.7/lib/bundler/psyched_yaml.rb )
 #
diff --git a/test/helper.rb b/test/helper.rb
index b861181..54ab179 100755
--- a/test/helper.rb
+++ b/test/helper.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'digest/md5'
 require 'opencv'
diff --git a/test/runner.rb b/test/runner.rb
index c4f0ac6..1473b55 100755
--- a/test/runner.rb
+++ b/test/runner.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 
 src_testdir = File.dirname(File.expand_path(__FILE__))
diff --git a/test/test_curve.rb b/test/test_curve.rb
index 8a1ffc8..9e8430c 100755
--- a/test/test_curve.rb
+++ b/test/test_curve.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvavgcomp.rb b/test/test_cvavgcomp.rb
index 2322b20..2207fd5 100755
--- a/test/test_cvavgcomp.rb
+++ b/test/test_cvavgcomp.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvbox2d.rb b/test/test_cvbox2d.rb
index 17134c3..ced01d7 100755
--- a/test/test_cvbox2d.rb
+++ b/test/test_cvbox2d.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvcapture.rb b/test/test_cvcapture.rb
index adcc9df..f6cf078 100755
--- a/test/test_cvcapture.rb
+++ b/test/test_cvcapture.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvchain.rb b/test/test_cvchain.rb
index dc0de39..06c543a 100755
--- a/test/test_cvchain.rb
+++ b/test/test_cvchain.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvcircle32f.rb b/test/test_cvcircle32f.rb
index 786cfde..8331939 100755
--- a/test/test_cvcircle32f.rb
+++ b/test/test_cvcircle32f.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvconnectedcomp.rb b/test/test_cvconnectedcomp.rb
index 66255f1..2bf84ba 100755
--- a/test/test_cvconnectedcomp.rb
+++ b/test/test_cvconnectedcomp.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvcontour.rb b/test/test_cvcontour.rb
index 6b5ad47..abb697d 100755
--- a/test/test_cvcontour.rb
+++ b/test/test_cvcontour.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvcontourtree.rb b/test/test_cvcontourtree.rb
index c4ffd97..79a1a5a 100755
--- a/test/test_cvcontourtree.rb
+++ b/test/test_cvcontourtree.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cverror.rb b/test/test_cverror.rb
index 55ed3ea..aad0129 100755
--- a/test/test_cverror.rb
+++ b/test/test_cverror.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvfeaturetree.rb b/test/test_cvfeaturetree.rb
index eee6fd6..b133298 100755
--- a/test/test_cvfeaturetree.rb
+++ b/test/test_cvfeaturetree.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvfont.rb b/test/test_cvfont.rb
index dc85afc..5c71843 100755
--- a/test/test_cvfont.rb
+++ b/test/test_cvfont.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvhaarclassifiercascade.rb b/test/test_cvhaarclassifiercascade.rb
index 1ba4d99..9e65c5b 100755
--- a/test/test_cvhaarclassifiercascade.rb
+++ b/test/test_cvhaarclassifiercascade.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvhistogram.rb b/test/test_cvhistogram.rb
index 330061a..8734d4e 100755
--- a/test/test_cvhistogram.rb
+++ b/test/test_cvhistogram.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvhumoments.rb b/test/test_cvhumoments.rb
index 886ff96..080f239 100755
--- a/test/test_cvhumoments.rb
+++ b/test/test_cvhumoments.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvline.rb b/test/test_cvline.rb
index 01847ac..c372ab9 100755
--- a/test/test_cvline.rb
+++ b/test/test_cvline.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvmat.rb b/test/test_cvmat.rb
index daa19b8..35a0c39 100755
--- a/test/test_cvmat.rb
+++ b/test/test_cvmat.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvmat_drawing.rb b/test/test_cvmat_drawing.rb
index d36d4d7..d54332c 100755
--- a/test/test_cvmat_drawing.rb
+++ b/test/test_cvmat_drawing.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvmat_dxt.rb b/test/test_cvmat_dxt.rb
index 24ba48a..7246e8c 100755
--- a/test/test_cvmat_dxt.rb
+++ b/test/test_cvmat_dxt.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvmat_imageprocessing.rb b/test/test_cvmat_imageprocessing.rb
index 594bd48..9d928a4 100755
--- a/test/test_cvmat_imageprocessing.rb
+++ b/test/test_cvmat_imageprocessing.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*-
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvmat_matching.rb b/test/test_cvmat_matching.rb
index 74583e3..cd50016 100755
--- a/test/test_cvmat_matching.rb
+++ b/test/test_cvmat_matching.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvmoments.rb b/test/test_cvmoments.rb
index 30734c8..c5d3c76 100755
--- a/test/test_cvmoments.rb
+++ b/test/test_cvmoments.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvpoint.rb b/test/test_cvpoint.rb
index 1de43eb..14a801c 100755
--- a/test/test_cvpoint.rb
+++ b/test/test_cvpoint.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvpoint2d32f.rb b/test/test_cvpoint2d32f.rb
index 3c1c288..e78eb43 100755
--- a/test/test_cvpoint2d32f.rb
+++ b/test/test_cvpoint2d32f.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvpoint3d32f.rb b/test/test_cvpoint3d32f.rb
index 02e06ba..2d2e680 100755
--- a/test/test_cvpoint3d32f.rb
+++ b/test/test_cvpoint3d32f.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvrect.rb b/test/test_cvrect.rb
index 6c4ede3..b144a2c 100755
--- a/test/test_cvrect.rb
+++ b/test/test_cvrect.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvscalar.rb b/test/test_cvscalar.rb
index 44c2cd0..2d72f86 100755
--- a/test/test_cvscalar.rb
+++ b/test/test_cvscalar.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvseq.rb b/test/test_cvseq.rb
index 18aa193..19677f7 100755
--- a/test/test_cvseq.rb
+++ b/test/test_cvseq.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvsize.rb b/test/test_cvsize.rb
index 27144d5..d3be266 100755
--- a/test/test_cvsize.rb
+++ b/test/test_cvsize.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvsize2d32f.rb b/test/test_cvsize2d32f.rb
index 318b776..b0b3852 100755
--- a/test/test_cvsize2d32f.rb
+++ b/test/test_cvsize2d32f.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvslice.rb b/test/test_cvslice.rb
index ad5d6ab..1429756 100755
--- a/test/test_cvslice.rb
+++ b/test/test_cvslice.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvsurfparams.rb b/test/test_cvsurfparams.rb
index bac5f0f..945b28d 100755
--- a/test/test_cvsurfparams.rb
+++ b/test/test_cvsurfparams.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvsurfpoint.rb b/test/test_cvsurfpoint.rb
index 4c5f08b..c1fb6c7 100755
--- a/test/test_cvsurfpoint.rb
+++ b/test/test_cvsurfpoint.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvtermcriteria.rb b/test/test_cvtermcriteria.rb
index 859b5c2..b8cb1e3 100755
--- a/test/test_cvtermcriteria.rb
+++ b/test/test_cvtermcriteria.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvtwopoints.rb b/test/test_cvtwopoints.rb
index a804e9c..654b402 100755
--- a/test/test_cvtwopoints.rb
+++ b/test/test_cvtwopoints.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_cvvideowriter.rb b/test/test_cvvideowriter.rb
index cec0006..c79fbcc 100755
--- a/test/test_cvvideowriter.rb
+++ b/test/test_cvvideowriter.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_iplconvkernel.rb b/test/test_iplconvkernel.rb
index 752fb4f..2e97c71 100755
--- a/test/test_iplconvkernel.rb
+++ b/test/test_iplconvkernel.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_iplimage.rb b/test/test_iplimage.rb
index 0228709..2a76511 100755
--- a/test/test_iplimage.rb
+++ b/test/test_iplimage.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_mouseevent.rb b/test/test_mouseevent.rb
index 3f87c98..a881838 100755
--- a/test/test_mouseevent.rb
+++ b/test/test_mouseevent.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_opencv.rb b/test/test_opencv.rb
index d8e393b..8da8f63 100755
--- a/test/test_opencv.rb
+++ b/test/test_opencv.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_pointset.rb b/test/test_pointset.rb
index 1a539a7..24a4bfc 100755
--- a/test/test_pointset.rb
+++ b/test/test_pointset.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_preliminary.rb b/test/test_preliminary.rb
index 19beeff..feaead0 100755
--- a/test/test_preliminary.rb
+++ b/test/test_preliminary.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'digest/md5'
 require 'opencv'
diff --git a/test/test_trackbar.rb b/test/test_trackbar.rb
index 67d5395..56dd964 100755
--- a/test/test_trackbar.rb
+++ b/test/test_trackbar.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'
diff --git a/test/test_window.rb b/test/test_window.rb
index bc3425e..9236f0c 100755
--- a/test/test_window.rb
+++ b/test/test_window.rb
@@ -1,5 +1,5 @@
 #!/usr/bin/env ruby
-# -*- mode: ruby; coding: utf-8-unix -*- 
+# -*- mode: ruby; coding: utf-8 -*-
 require 'test/unit'
 require 'opencv'
 require File.expand_path(File.dirname(__FILE__)) + '/helper'