diff --git a/ChangeLog b/ChangeLog
index 8b9ae7d501..a11d5f3857 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Thu May 28 03:47:46 2009  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* sample/optparse/opttest.rb: typo fixed.  [ruby-dev:38544]
+
 Thu May 28 03:43:10 2009  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* time.c (time_strftime): update RDoc according to info from
diff --git a/sample/optparse/opttest.rb b/sample/optparse/opttest.rb
index e2c6d1e048..9247af494f 100644
--- a/sample/optparse/opttest.rb
+++ b/sample/optparse/opttest.rb
@@ -13,7 +13,7 @@ ARGV.options do
   |opts|
   opts.banner << " argv..."
 
-  # separater
+  # separator
   opts.on_tail
   opts.on_tail("common options:")