diff --git a/.gitignore b/.gitignore
index e2ded6f987..8004f088df 100644
--- a/.gitignore
+++ b/.gitignore
@@ -229,6 +229,12 @@
 /ext/iconv/mkmf.log
 /ext/iconv/conftest.dSYM
 
+# /ext/io/nonblock/
+/ext/io/nonblock/Makefile
+/ext/io/nonblock/extconf.h
+/ext/io/nonblock/mkmf.log
+/ext/io/nonblock/nonblock.a
+
 # /ext/io/wait/
 /ext/io/wait/Makefile
 /ext/io/wait/extconf.h
@@ -281,6 +287,12 @@
 /ext/openssl/openssl.a
 /ext/openssl/conftest.dSYM
 
+# /ext/psych/
+/ext/psych/Makefile
+/ext/psych/extconf.h
+/ext/psych/mkmf.log
+/ext/psych/psych.a
+
 # /ext/pty/
 /ext/pty/*.def
 /ext/pty/Makefile
@@ -363,6 +375,12 @@
 /ext/syslog/syslog.a
 /ext/syslog/conftest.dSYM
 
+# /ext/tmpdir/
+/ext/tmpdir/Makefile
+/ext/tmpdir/extconf.h
+/ext/tmpdir/mkmf.log
+/ext/tmpdir/tmpdir.a
+
 # /ext/tk/
 /ext/tk/Makefile
 /ext/tk/*.log
diff --git a/ChangeLog b/ChangeLog
index ba7bc28f42..2f634ca1e7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Fri Apr 16 20:01:47 2010  Yusuke Endoh  <mame@tsg.ne.jp>
+
+	* .gitignore: updated.
+
 Fri Apr 16 16:51:14 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* tool/file2lastrev.rb (VCS::SVN::get_revisions.): remind about