diff --git a/ChangeLog b/ChangeLog
index a7a41f4a9f..b79320609e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Fri Jan 21 13:58:37 2005  Shugo Maeda  <shugo@ruby-lang.org>
+
+	* lib/net/imap.rb (u8tou16): fixed typo. fixed: [ruby-lis:40546]
+
 Fri Jan 21 00:37:09 2005  Hirokazu Yamamoto  <ocean@m2.ccsnet.ne.jp>
 
 	* ext/syck/rubyext.c (syck_parser_bufsize_set): avoid VC++ warning
diff --git a/lib/net/imap.rb b/lib/net/imap.rb
index 0a992844d4..102a0184e4 100644
--- a/lib/net/imap.rb
+++ b/lib/net/imap.rb
@@ -1266,7 +1266,7 @@ module Net
           buf.concat(c)
           i += 1
         elsif (c & 0xe0) == 0xc0 &&
-            inlen >= 2 &&
+            len >= 2 &&
             (s[i + 1] & 0xc0) == 0x80
           if c == 0xc0 || c == 0xc1
             raise DataFormatError, format("non-shortest UTF-8 sequence (%02x)", c)