1 files changed, 7 insertions, 3 deletions
diff --git a/test/ruby/test_m17n.rb b/test/ruby/test_m17n.rb
index 2c6dc3f8f5..3f28d55ac1 100644
--- a/test/ruby/test_m17n.rb
+++ b/test/ruby/test_m17n.rb
@@ -1325,10 +1325,14 @@ class TestM17N < Test::Unit::TestCase
   end
 
   def test_env
-    locale_encoding = Encoding.find("locale")
+    if RUBY_PLATFORM =~ /bccwin|mswin|mingw/
+      env_encoding = Encoding::UTF_8
+    else
+      env_encoding = Encoding.find("locale")
+    end
     ENV.each {|k, v|
-      assert_equal(locale_encoding, k.encoding, k)
-      assert_equal(locale_encoding, v.encoding, v)
+      assert_equal(env_encoding, k.encoding, k)
+      assert_equal(env_encoding, v.encoding, v)
     }
   end