diff --git a/ChangeLog b/ChangeLog
index 3338ba7391..f2d6b5481d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Sat Dec 15 03:42:34 2012  Naohisa Goto  <ngotogenome@gmail.com>
+
+	* ext/.document: add fiddle/pointer.c, fiddle/handle.c, and
+	  fiddle/win32/lib as documentation.
+
 Sat Dec 15 03:06:40 2012  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
 
 	* file.c (rb_file_flock): use rb_thread_wait_for() instead of
diff --git a/ext/.document b/ext/.document
index c1aa427126..6b14bf3434 100644
--- a/ext/.document
+++ b/ext/.document
@@ -25,7 +25,10 @@ fiddle/closure.c
 fiddle/conversions.c
 fiddle/fiddle.c
 fiddle/function.c
+fiddle/pointer.c
+fiddle/handle.c
 fiddle/lib
+fiddle/win32/lib
 gdbm/gdbm.c
 io/console/console.c
 io/nonblock/nonblock.c