diff options
Diffstat (limited to 'activerecord/lib/active_record/serialization.rb')
| -rw-r--r-- | activerecord/lib/active_record/serialization.rb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/serialization.rb b/activerecord/lib/active_record/serialization.rb index 6ec406316a..ad3f7afd6f 100644 --- a/activerecord/lib/active_record/serialization.rb +++ b/activerecord/lib/active_record/serialization.rb @@ -5,7 +5,7 @@ module ActiveRecord #:nodoc: include ActiveModel::Serializers::JSON def serializable_hash(options = nil) - options ||= {} + options = options.try(:clone) || {} options[:except] = Array.wrap(options[:except]).map { |n| n.to_s } options[:except] |= Array.wrap(self.class.inheritance_column) |