diff --git a/ChangeLog b/ChangeLog
index 5f718096db..114655051b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sat Jun 28 22:57:01 2014  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* ext/pathname/pathname.c (path_birthtime): Windows support.
+	  see [Feature #9857] [ruby-dev:48339]
+
 Sat Jun 28 22:44:16 2014  Tanaka Akira  <akr@fsij.org>
 
 	* ext/pathname/pathname.c (path_birthtime): New method,
diff --git a/ext/pathname/pathname.c b/ext/pathname/pathname.c
index 2729633872..995c96ae07 100644
--- a/ext/pathname/pathname.c
+++ b/ext/pathname/pathname.c
@@ -449,7 +449,7 @@ path_atime(VALUE self)
  *
  * See File.birthtime.
  */
-#if defined(HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC)
+#if defined(HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC) || defined(_WIN32)
 static VALUE
 path_birthtime(VALUE self)
 {