diff --git a/ChangeLog b/ChangeLog
index 968980b8b2..90f7c1f57e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Mon Jun 25 18:02:55 2007  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* ext/pty/extconf.rb: skip wince and win64.
+
 Mon Jun 25 17:59:32 2007  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* include/ruby/node.h (NODE_LMASK, nd_line): shouldn't use int and/or
diff --git a/ext/pty/extconf.rb b/ext/pty/extconf.rb
index 5e126fe0cf..87fbdc6024 100644
--- a/ext/pty/extconf.rb
+++ b/ext/pty/extconf.rb
@@ -1,6 +1,6 @@
 require 'mkmf'
 
-if /mswin32|mingw|bccwin32/ !~ RUBY_PLATFORM
+if /mswin|mingw|bccwin/ !~ RUBY_PLATFORM
   have_header("sys/stropts.h")
   have_func("setresuid")
   have_header("libutil.h")