diff --git a/ChangeLog b/ChangeLog
index 438091a2..aae3c062 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2008-11-19  Tatsuhiro Tsujikawa  <t-tujikawa@users.sourceforge.net>
+
+	Added '~' to reserved characters.
+	* src/Util.cc
+
 2008-11-19  Tatsuhiro Tsujikawa  <t-tujikawa@users.sourceforge.net>
 
 	Do not urlencode Request::url in setUrl() because we want unmodified
diff --git a/src/Util.cc b/src/Util.cc
index d2184735..f7f0a136 100644
--- a/src/Util.cc
+++ b/src/Util.cc
@@ -220,7 +220,8 @@ bool Util::shouldUrlencode(const char c)
 	   ')' == c || ',' == c ||
 	   // reserved
 	   ';' == c || '/' == c || '?' == c  || ':' == c ||
-	   '@' == c || '&' == c || '=' == c || '+' == c);	   
+	   '@' == c || '&' == c || '=' == c || '+' == c ||
+	   '~' == c);	   
 }
 
 std::string Util::urlencode(const unsigned char* target, size_t len) {