diff --git a/ChangeLog b/ChangeLog
index 1df9b97281..6c95bfabf2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Wed Dec 14 21:58:42 2011  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* test/ruby/test_io_m17n.rb
+	  (TestIO_M17N#test_{read_with_binmode_and_get[cs]}): only for Windows.
+
 Wed Dec 14 19:57:23 2011  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* common.mk,Makefile.in,win32/Makefile.sub (ECHO1): move platform
@@ -22,7 +27,7 @@ Wed Dec 14 19:22:33 2011  NAKAMURA Usaku  <usa@ruby-lang.org>
 	  temporally when the length for IO#read, because IO#read with length
 	  must behave so.
 
-	* test/ruby/test_io_m17n.rb (TestIO_M17N#est_{read_with_length,
+	* test/ruby/test_io_m17n.rb (TestIO_M17N#test_{read_with_length,
 	  read_with_length_binmode,get[cs]_and_read_with_binmode,
 	  read_with_binmode_and_get[cs],read_write_with_binmode}): tests for
 	  above changes.
diff --git a/test/ruby/test_io_m17n.rb b/test/ruby/test_io_m17n.rb
index b9c88ab647..9adf7c8bcb 100644
--- a/test/ruby/test_io_m17n.rb
+++ b/test/ruby/test_io_m17n.rb
@@ -2283,7 +2283,7 @@ EOT
         assert_equal("\n", f.gets)        # text
       end
     }
-  end
+  end if /mswin|mingw/ =~ RUBY_PLATFORM
 
   def test_read_with_binmode_and_getc
     with_tmpdir {
@@ -2298,7 +2298,7 @@ EOT
         assert_equal("\n", f.getc)        # text
       end
     }
-  end
+  end if /mswin|mingw/ =~ RUBY_PLATFORM
 
   def test_read_write_with_binmode
     with_tmpdir {