diff --git a/ChangeLog b/ChangeLog
index e86c494236..13ef040d10 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Jan 27 02:26:31 2004  GOTOU Yuuzou  <gotoyuzo@notwork.org>
+
+	* lib/webrick/httputils.rb (WEBrick:HTTPUtils::parse_header):
+	  refine regex for header-name.
+
 Mon Jan 26 22:53:04 2004  Dave Thomas  <dave@pragprog.com>
 
 	* io.c: Remove documentation references to $defout.
diff --git a/lib/webrick/httputils.rb b/lib/webrick/httputils.rb
index 78780c4976..16d3c4d56b 100644
--- a/lib/webrick/httputils.rb
+++ b/lib/webrick/httputils.rb
@@ -129,7 +129,7 @@ module WEBrick
       field = nil
       raw.each{|line|
         case line
-        when /^([A-Za-z0-9_\-]+):\s*(.*?)\s*\z/om
+        when /^([A-Za-z0-9!\#$%&'*+\-.^_`|~]+):\s*(.*?)\s*\z/om
           field, value = $1, $2
           field.downcase!
           header[field] = [] unless header.has_key?(field)