diff --git a/ChangeLog b/ChangeLog
index 90dba6fc..8a4f0902 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-07-22  Tatsuhiro Tsujikawa  <t-tujikawa@users.sourceforge.net>
+
+	Fixed the undefined reference error
+	* test/HttpResponseTest.cc
+
 2009-07-18  Tatsuhiro Tsujikawa  <t-tujikawa@users.sourceforge.net>
 
 	* Release 1.5.0
diff --git a/test/HttpResponseTest.cc b/test/HttpResponseTest.cc
index 59924c75..89ebfaa1 100644
--- a/test/HttpResponseTest.cc
+++ b/test/HttpResponseTest.cc
@@ -1,8 +1,9 @@
+#include "HttpResponse.h"
+
 #include <iostream>
 
 #include <cppunit/extensions/HelperMacros.h>
 
-#include "HttpResponse.h"
 #include "prefs.h"
 #include "PiecedSegment.h"
 #include "Piece.h"