diff --git a/ChangeLog b/ChangeLog
index 507c532..2f49a08 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2007-05-23  Tsutomu OKADA
+
+	* [20061228000713@w3mbbs] avoid warning for file.c
+	* html.h: change char to unsigned char for HTML_DL_COMPACT(133).
+
 2007-05-23  Hironori Sakamoto <hsaka@mth.biglobe.ne.jp>
 
 	* [w3m-dev 04213] update Unicode characters' width
@@ -8811,4 +8816,4 @@ a	* [w3m-dev 03276] compile error on EWS4800
 	* release-0-2-1
 	* import w3m-0.2.1
 
-$Id: ChangeLog,v 1.978 2007/05/23 11:34:09 inu Exp $
+$Id: ChangeLog,v 1.979 2007/05/23 12:01:43 inu Exp $
diff --git a/html.h b/html.h
index 4d33f66..443b201 100644
--- a/html.h
+++ b/html.h
@@ -1,4 +1,4 @@
-/* $Id: html.h,v 1.28 2007/04/19 12:00:38 inu Exp $ */
+/* $Id: html.h,v 1.29 2007/05/23 12:01:43 inu Exp $ */
 #ifndef _HTML_H
 #define _HTML_H
 #ifdef USE_SSL
@@ -349,7 +349,7 @@ extern TagInfo TagMAP[];
 extern TagAttrInfo AttrMAP[];
 
 struct environment {
-    char env;
+    unsigned char env;
     int type;
     int count;
     char indent;