diff --git a/devtools/licenseupdater.py b/devtools/licenseupdater.py
index 8cb71d7..36bdb5c 100644
--- a/devtools/licenseupdater.py
+++ b/devtools/licenseupdater.py
@@ -6,14 +6,14 @@
 # and ends with the first blank line.
 LICENSE_BEGIN = "// Copyright "
 
-BRIEF_LICENSE = LICENSE_BEGIN + """2007-2010 Baptiste Lepilleur
+BRIEF_LICENSE = LICENSE_BEGIN + """2007-2010 Baptiste Lepilleur and The JsonCpp Authors
 // Distributed under MIT license, or public domain if desired and
 // recognized in your jurisdiction.
 // See file LICENSE for detail or copy at http://jsoncpp.sourceforge.net/LICENSE
 
 """.replace('\r\n','\n')
 
-def update_license( path, dry_run, show_diff ):
+def update_license(path, dry_run, show_diff):
     """Update the license statement in the specified file.
     Parameters:
       path: path of the C++ source file to update.
@@ -22,28 +22,28 @@
       show_diff: if True, print the path of the file that would be modified,
                  as well as the change made to the file. 
     """
-    with open( path, 'rt' ) as fin:
+    with open(path, 'rt') as fin:
         original_text = fin.read().replace('\r\n','\n')
         newline = fin.newlines and fin.newlines[0] or '\n'
-    if not original_text.startswith( LICENSE_BEGIN ):
+    if not original_text.startswith(LICENSE_BEGIN):
         # No existing license found => prepend it
         new_text = BRIEF_LICENSE + original_text
     else:
-        license_end_index = original_text.index( '\n\n' ) # search first blank line
+        license_end_index = original_text.index('\n\n') # search first blank line
         new_text = BRIEF_LICENSE + original_text[license_end_index+2:]
     if original_text != new_text:
         if not dry_run:
-            with open( path, 'wb' ) as fout:
-                fout.write( new_text.replace('\n', newline ) )
+            with open(path, 'wb') as fout:
+                fout.write(new_text.replace('\n', newline))
         print('Updated', path)
         if show_diff:
             import difflib
-            print('\n'.join( difflib.unified_diff( original_text.split('\n'),
-                                                   new_text.split('\n') ) ))
+            print('\n'.join(difflib.unified_diff(original_text.split('\n'),
+                                                   new_text.split('\n'))))
         return True
     return False
 
-def update_license_in_source_directories( source_dirs, dry_run, show_diff ):
+def update_license_in_source_directories(source_dirs, dry_run, show_diff):
     """Updates license text in C++ source files found in directory source_dirs.
     Parameters:
       source_dirs: list of directory to scan for C++ sources. Directories are
@@ -56,11 +56,11 @@
     from devtools import antglob
     prune_dirs = antglob.prune_dirs + 'scons-local* ./build* ./libs ./dist'
     for source_dir in source_dirs:
-        cpp_sources = antglob.glob( source_dir,
+        cpp_sources = antglob.glob(source_dir,
             includes = '''**/*.h **/*.cpp **/*.inl''',
-            prune_dirs = prune_dirs )
+            prune_dirs = prune_dirs)
         for source in cpp_sources:
-            update_license( source, dry_run, show_diff )
+            update_license(source, dry_run, show_diff)
 
 def main():
     usage = """%prog DIR [DIR2...]
@@ -83,7 +83,7 @@
         help="""On update, show change made to the file.""")
     parser.enable_interspersed_args()
     options, args = parser.parse_args()
-    update_license_in_source_directories( args, options.dry_run, options.show_diff )
+    update_license_in_source_directories(args, options.dry_run, options.show_diff)
     print('Done')
 
 if __name__ == '__main__':