diff --git a/ChangeLog b/ChangeLog
index 916526631a..ff5bfd0d9b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Aug 14 16:02:51 2012  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* test/ruby/test_file_exhaustive.rb
+	  (TestFileExhaustive#test_stat_dotted_prefix): added.
+
 Tue Aug 14 15:39:09 2012  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* test/ruby/test_file_exhaustive.rb
diff --git a/test/ruby/test_file_exhaustive.rb b/test/ruby/test_file_exhaustive.rb
index 58c034c0e0..7467bffdfe 100644
--- a/test/ruby/test_file_exhaustive.rb
+++ b/test/ruby/test_file_exhaustive.rb
@@ -114,6 +114,20 @@ class TestFileExhaustive < Test::Unit::TestCase
     # want to test the root of empty drive, but there is no method to test it...
   end if DRIVE
 
+  def test_stat_dotted_prefix
+    Dir.mktmpdir do |dir|
+      prefix = File.join(dir, "...a")
+      Dir.mkdir(prefix)
+      assert File.exist?(prefix)
+
+      assert_nothing_raised { File.stat(prefix) }
+
+      Dir.chdir(dir) do
+        assert_nothing_raised { File.stat(File.basename(prefix)) }
+      end
+    end
+  end if /mswin|mingw|cygwin/ =~ RUBY_PLATFORM
+
   def test_directory_p
     assert(File.directory?(@dir))
     assert(!(File.directory?(@dir+"/...")))