diff --git a/ChangeLog b/ChangeLog
index 0955c2e1a5..0dfa2e19c6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Sat Nov  9 16:06:57 2002  WATANABE Hirofumi  <eban@ruby-lang.org>
+
+	* ext/tcltklib/stubs.c: should include "util.h" for ruby_strdup.
+
 Sat Nov  9 11:39:45 2002  Nobuyoshi Nakada  <nobu.nokada@softhome.net>
 
 	* eval.c: remove ENABLE_TRACE/DISABLE_TRACE to trace child nodes of
diff --git a/ext/tcltklib/stubs.c b/ext/tcltklib/stubs.c
index 9709aca3fb..80b8bd7167 100644
--- a/ext/tcltklib/stubs.c
+++ b/ext/tcltklib/stubs.c
@@ -4,6 +4,7 @@
 #include "ruby.h"
 
 #if defined _WIN32 || defined __CYGWIN__
+# include "util.h"
 # include <windows.h>
   typedef HINSTANCE DL_HANDLE;
 # define DL_OPEN LoadLibrary