diff --git a/README b/README
index fa2c225e..54b165d2 100644
--- a/README
+++ b/README
@@ -49,5 +49,5 @@ $ git remote add code https://code.google.com/p/waf.docs/
 $ git push code
 
 ---------------------------
-Thomas Nagy, 2014 (ita)
+Thomas Nagy, 2014-2015 (ita)
 
diff --git a/demos/tex/wscript b/demos/tex/wscript
index ccb30639..c2da4835 100644
--- a/demos/tex/wscript
+++ b/demos/tex/wscript
@@ -1,6 +1,6 @@
 #! /usr/bin/env python
 # encoding: utf-8
-# Thomas Nagy, 2005, 2014 (ita)
+# Thomas Nagy, 2005-2015 (ita)
 
 VERSION='1.0.0'
 APPNAME='tex_test'
diff --git a/playground/file_climbing/wscript b/playground/file_climbing/wscript
index 7f008ec4..6036a7e3 100644
--- a/playground/file_climbing/wscript
+++ b/playground/file_climbing/wscript
@@ -1,6 +1,6 @@
 #! /usr/bin/env python
 # encoding: utf-8
-# Thomas Nagy, 2014 (ita)
+# Thomas Nagy, 2014-2015 (ita)
 
 """
 Climb dependencies without using build groups and without annotating them.
diff --git a/playground/stale_files/wscript b/playground/stale_files/wscript
index e6d46ae5..6e9dd86d 100644
--- a/playground/stale_files/wscript
+++ b/playground/stale_files/wscript
@@ -1,6 +1,6 @@
 #! /usr/bin/env python
 # encoding: utf-8
-# Thomas Nagy, 2006-2014 (ita)
+# Thomas Nagy, 2006-2015 (ita)
 
 """
 See waflib/extras/stale.py for more information.
diff --git a/utils/sign_file.py b/utils/sign_file.py
index 6b26ef25..7f3524aa 100755
--- a/utils/sign_file.py
+++ b/utils/sign_file.py
@@ -2,11 +2,8 @@
 
 """
 A script that creates signed Python files.
-
-Distributing detached signatures is boring.
 """
 
-
 from __future__ import print_function
 
 import os
diff --git a/utils/verify-sig.py b/utils/verify-sig.py
index 0ced24de..950a4972 100755
--- a/utils/verify-sig.py
+++ b/utils/verify-sig.py
@@ -1,7 +1,10 @@
 #! /usr/bin/env python
+# encoding: ISO8859-1
+# Thomas Nagy, 2014-2015
 
 """
 A simple file for verifying signatures in signed waf files
+This script is meant for Python >= 2.6 and the encoding is bytes - ISO8859-1
 
 Distributing detached signatures is boring
 """
diff --git a/waf-light b/waf-light
index c2aa7fa8..0e0e36bf 100755
--- a/waf-light
+++ b/waf-light
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 # encoding: ISO8859-1
-# Thomas Nagy, 2005-2014
+# Thomas Nagy, 2005-2015
 
 """
 Redistribution and use in source and binary forms, with or without
diff --git a/waflib/Tools/python.py b/waflib/Tools/python.py
index 850dbd97..f08a8c9b 100644
--- a/waflib/Tools/python.py
+++ b/waflib/Tools/python.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 # encoding: utf-8
-# Thomas Nagy, 2007-2014 (ita)
+# Thomas Nagy, 2007-2015 (ita)
 # Gustavo Carneiro (gjc), 2007
 
 """
diff --git a/waflib/extras/stale.py b/waflib/extras/stale.py
index edeb5e14..c89550e2 100644
--- a/waflib/extras/stale.py
+++ b/waflib/extras/stale.py
@@ -1,6 +1,6 @@
 #! /usr/bin/env python
 # encoding: UTF-8
-# Thomas Nagy, 2006-2014 (ita)
+# Thomas Nagy, 2006-2015 (ita)
 
 """
 Add a pre-build hook to remove build files (declared in the system)
diff --git a/waflib/fixpy2.py b/waflib/fixpy2.py
index 0eb7c2b1..1adc9e0c 100644
--- a/waflib/fixpy2.py
+++ b/waflib/fixpy2.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 # encoding: utf-8
-# Thomas Nagy, 2010-2014 (ita)
+# Thomas Nagy, 2010-2015 (ita)
 
 """
 burn a book, save a tree
diff --git a/wscript b/wscript
index 48e1f26a..458e8a4f 100644
--- a/wscript
+++ b/wscript
@@ -1,6 +1,6 @@
 #! /usr/bin/env python
 # encoding: utf-8
-# Thomas Nagy, 2005-2014
+# Thomas Nagy, 2005-2015
 
 """
 to make a custom waf file use the option --tools