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-rw-r--r--actionpack/lib/action_view/helpers/tag_helper.rb5
1 files changed, 3 insertions, 2 deletions
diff --git a/actionpack/lib/action_view/helpers/tag_helper.rb b/actionpack/lib/action_view/helpers/tag_helper.rb
index d5cd60e8a1..498be596ad 100644
--- a/actionpack/lib/action_view/helpers/tag_helper.rb
+++ b/actionpack/lib/action_view/helpers/tag_helper.rb
@@ -154,8 +154,9 @@ module ActionView
def data_tag_option(key, value, escape)
key = "data-#{key.to_s.dasherize}"
- value = value.to_json if !value.is_a?(String) && !value.is_a?(Symbol)
-
+ unless value.is_a?(String) || value.is_a?(Symbol) || value.is_a?(BigDecimal)
+ value = value.to_json
+ end
tag_option(key, value, escape)
end