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-rw-r--r--actionpack/lib/action_view/helpers/number_helper.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/actionpack/lib/action_view/helpers/number_helper.rb b/actionpack/lib/action_view/helpers/number_helper.rb
index ca8e0dfac7..b627c77dca 100644
--- a/actionpack/lib/action_view/helpers/number_helper.rb
+++ b/actionpack/lib/action_view/helpers/number_helper.rb
@@ -1,6 +1,7 @@
# encoding: utf-8
require 'active_support/core_ext/hash/keys'
+require 'active_support/core_ext/hash/reverse_merge'
require 'active_support/core_ext/big_decimal/conversions'
require 'active_support/core_ext/float/rounding'
require 'active_support/core_ext/object/blank'