diff --git a/ChangeLog b/ChangeLog
index 7642603ea2..8c15875359 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue May 19 07:52:05 2009  Tanaka Akira  <akr@fsij.org>
+
+	* test/test_time.rb: make tests timezone independent.
+	  reported by zunda.  [ruby-dev:38492] 
+
 Mon May 18 21:40:11 2009  Tanaka Akira  <akr@fsij.org>
 
 	* lib/pathname.rb (Pathname#sub): suppress a warning.  [ruby-dev:38488]
diff --git a/test/test_time.rb b/test/test_time.rb
index 24afec1f21..0d88dce2c4 100644
--- a/test/test_time.rb
+++ b/test/test_time.rb
@@ -163,12 +163,12 @@ class TestTimeExtention < Test::Unit::TestCase # :nodoc:
     assert_equal("2001-04-17T19:23:17.12345Z", t.xmlschema(5))
     assert_equal("2001-04-17T19:23:17.1Z", t.xmlschema(1))
 
-    t = Time.at(2.quo(3))
+    t = Time.at(2.quo(3)).getlocal("+09:00")
     assert_equal("1970-01-01T09:00:00.666+09:00", t.xmlschema(3))
     assert_equal("1970-01-01T09:00:00.6666666666+09:00", t.xmlschema(10))
     assert_equal("1970-01-01T09:00:00.66666666666666666666+09:00", t.xmlschema(20))
 
-    t = Time.at(123456789.quo(9999999999))
+    t = Time.at(123456789.quo(9999999999)).getlocal("+09:00")
     assert_equal("1970-01-01T09:00:00.012+09:00", t.xmlschema(3))
     assert_equal("1970-01-01T09:00:00.012345678+09:00", t.xmlschema(9))
     assert_equal("1970-01-01T09:00:00.0123456789+09:00", t.xmlschema(10))