1 files changed, 2 insertions, 11 deletions
diff --git a/actionpack/lib/action_view/helpers/tags/month_field.rb b/actionpack/lib/action_view/helpers/tags/month_field.rb
index 56bd85a90b..3d3c32d847 100644
--- a/actionpack/lib/action_view/helpers/tags/month_field.rb
+++ b/actionpack/lib/action_view/helpers/tags/month_field.rb
@@ -1,19 +1,10 @@
 module ActionView
   module Helpers
     module Tags
-      class MonthField < TextField #:nodoc:
-        def render
-          options = @options.stringify_keys
-          options["value"] = @options.fetch("value") { format_month_string(value(object)) }
-          options["min"] = format_month_string(options["min"])
-          options["max"] = format_month_string(options["max"])
-          @options = options
-          super
-        end
-
+      class MonthField < DatetimeField #:nodoc:
         private
 
-          def format_month_string(value)
+          def format_date(value)
             value.try(:strftime, "%Y-%m")
           end
       end