diff --git a/ChangeLog b/ChangeLog
index 163c38465f..66d950449c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Wed Mar 18 16:38:11 2009  Kazuhiro NISHIYAMA  <zn@mbf.nifty.com>
+
+	* test/test_syslog.rb (TestSyslog#test_open): check
+	  block parameter in block. [ruby-dev:38180]
+
 Wed Mar 18 12:48:01 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* error.c (report_bug): rb_bug can be caused by extension
diff --git a/test/test_syslog.rb b/test/test_syslog.rb
index 5172aa981e..401d181f0a 100644
--- a/test/test_syslog.rb
+++ b/test/test_syslog.rb
@@ -64,9 +64,9 @@ class TestSyslog < Test::Unit::TestCase
     assert_equal(nil, Syslog.facility)
 
     # block
-    param = nil
-    Syslog.open { |param| }
-    assert_equal(Syslog, param)
+    Syslog.open { |param|
+      assert_equal(Syslog, param)
+    }
   ensure
     Syslog.close if Syslog.opened?
   end