diff --git a/ChangeLog b/ChangeLog
index 817a292eb0..05963a56a1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Tue Mar 29 23:45:24 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* dir.c (push_pattern, push_glob): deal with read paths as UTF-8
+	  to stat later, on Windows as well as OS X.
+	  [ruby-core:73868] [Bug #12081]
+
 Tue Mar 29 23:36:49 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* ext/extmk.rb: add cygwin case, nothing excluded.
diff --git a/dir.c b/dir.c
index 193b5bece0..3e46dda0e8 100644
--- a/dir.c
+++ b/dir.c
@@ -2027,7 +2027,7 @@ rb_glob(const char *path, void (*func)(const char *, VALUE, void *), VALUE arg)
 static void
 push_pattern(const char *path, VALUE ary, void *enc)
 {
-#ifdef __APPLE__
+#if defined _WIN32 || defined __APPLE__
     VALUE name = rb_utf8_str_new_cstr(path);
     rb_encoding *eenc = rb_default_internal_encoding();
     OBJ_TAINT(name);
@@ -2148,7 +2148,7 @@ push_glob(VALUE ary, VALUE str, int flags)
     struct push_glob_args args;
     rb_encoding *enc = rb_enc_get(str);
 
-#ifdef __APPLE__
+#if defined _WIN32 || defined __APPLE__
     str = rb_str_encode_ospath(str);
 #endif
     if (rb_enc_to_index(enc) == ENCINDEX_US_ASCII)
@@ -2160,7 +2160,7 @@ push_glob(VALUE ary, VALUE str, int flags)
     args.glob.value = ary;
     args.glob.enc = enc;
     args.flags = flags;
-#ifdef __APPLE__
+#if defined _WIN32 || defined __APPLE__
     enc = rb_utf8_encoding();
 #endif
 
diff --git a/test/ruby/test_dir_m17n.rb b/test/ruby/test_dir_m17n.rb
index febfbc0511..4efc8ca34d 100644
--- a/test/ruby/test_dir_m17n.rb
+++ b/test/ruby/test_dir_m17n.rb
@@ -365,10 +365,24 @@ class TestDir_M17N < Test::Unit::TestCase
 
   def test_glob_encoding
     with_tmpdir do
-      %W"file_one.ext file_two.ext".each {|f| open(f, "w") {}}
+      list = %W"file_one.ext file_two.ext \u{6587 4ef6}1.txt \u{6587 4ef6}2.txt"
+      list.each {|f| open(f, "w") {}}
       a = "file_one*".force_encoding Encoding::IBM437
       b = "file_two*".force_encoding Encoding::EUC_JP
       assert_equal([a, b].map(&:encoding), Dir[a, b].map(&:encoding))
+      dir = "\u{76EE 5F551}"
+      Dir.mkdir(dir)
+      list << dir
+      bug12081 = '[ruby-core:73868] [Bug #12081]'
+      a = "*".force_encoding("us-ascii")
+      result = Dir[a].map {|n|
+        if n.encoding == Encoding::ASCII_8BIT
+          n.force_encoding(Encoding::UTF_8)
+        else
+          n.encode(Encoding::UTF_8)
+        end
+      }
+      assert_equal(list, result.sort!, bug12081)
     end
   end
 
diff --git a/version.h b/version.h
index be5e30ddf0..c1537f44fe 100644
--- a/version.h
+++ b/version.h
@@ -1,6 +1,6 @@
 #define RUBY_VERSION "2.3.0"
 #define RUBY_RELEASE_DATE "2016-03-29"
-#define RUBY_PATCHLEVEL 55
+#define RUBY_PATCHLEVEL 56
 
 #define RUBY_RELEASE_YEAR 2016
 #define RUBY_RELEASE_MONTH 3