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-rw-r--r--actionpack/test/dispatch/mime_type_test.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/actionpack/test/dispatch/mime_type_test.rb b/actionpack/test/dispatch/mime_type_test.rb
index 7f340ced41..ad6335f132 100644
--- a/actionpack/test/dispatch/mime_type_test.rb
+++ b/actionpack/test/dispatch/mime_type_test.rb
@@ -3,7 +3,7 @@ require 'abstract_unit'
class MimeTypeTest < ActiveSupport::TestCase
test "parse single" do
- Mime::LOOKUP.keys.each do |mime_type|
+ Mime::LOOKUP.each_key do |mime_type|
unless mime_type == 'image/*'
assert_equal [Mime::Type.lookup(mime_type)], Mime::Type.parse(mime_type)
end