diff --git a/Tools/unicode/genmap_japanese.py b/Tools/unicode/genmap_japanese.py
index 21de37b62bced0..838317fa54175e 100644
--- a/Tools/unicode/genmap_japanese.py
+++ b/Tools/unicode/genmap_japanese.py
@@ -2,7 +2,7 @@
 # genmap_ja_codecs.py: Japanese Codecs Map Generator
 #
 # Original Author:  Hye-Shik Chang <perky@FreeBSD.org>
-# Modified Author:  Dong-hee Na <donghee.na92@gmail.com>
+# Modified Author:  Donghee Na <donghee.na92@gmail.com>
 #
 import os
 
diff --git a/Tools/unicode/genmap_korean.py b/Tools/unicode/genmap_korean.py
index 4b94a6c43e5382..4432a3601b7e3b 100644
--- a/Tools/unicode/genmap_korean.py
+++ b/Tools/unicode/genmap_korean.py
@@ -2,7 +2,7 @@
 # genmap_korean.py: Korean Codecs Map Generator
 #
 # Original Author:  Hye-Shik Chang <perky@FreeBSD.org>
-# Modified Author:  Dong-hee Na <donghee.na92@gmail.com>
+# Modified Author:  Donghee Na <donghee.na92@gmail.com>
 #
 import os
 
diff --git a/Tools/unicode/genmap_schinese.py b/Tools/unicode/genmap_schinese.py
index 647c0333ed2728..862f1def71d122 100644
--- a/Tools/unicode/genmap_schinese.py
+++ b/Tools/unicode/genmap_schinese.py
@@ -2,7 +2,7 @@
 # genmap_schinese.py: Simplified Chinese Codecs Map Generator
 #
 # Original Author:  Hye-Shik Chang <perky@FreeBSD.org>
-# Modified Author:  Dong-hee Na <donghee.na92@gmail.com>
+# Modified Author:  Donghee Na <donghee.na92@gmail.com>
 #
 import os
 import re
diff --git a/Tools/unicode/genmap_support.py b/Tools/unicode/genmap_support.py
index 5e1d9ee77b0002..4649bc3b7125fe 100644
--- a/Tools/unicode/genmap_support.py
+++ b/Tools/unicode/genmap_support.py
@@ -2,7 +2,7 @@
 # genmap_support.py: Multibyte Codec Map Generator
 #
 # Original Author:  Hye-Shik Chang <perky@FreeBSD.org>
-# Modified Author:  Dong-hee Na <donghee.na92@gmail.com>
+# Modified Author:  Donghee Na <donghee.na92@gmail.com>
 #