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Diffstat (limited to 'activemodel/lib/active_model/attribute_set.rb')
| -rw-r--r-- | activemodel/lib/active_model/attribute_set.rb | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/activemodel/lib/active_model/attribute_set.rb b/activemodel/lib/active_model/attribute_set.rb index 54a5dd4064..a890ee3932 100644 --- a/activemodel/lib/active_model/attribute_set.rb +++ b/activemodel/lib/active_model/attribute_set.rb @@ -1,5 +1,6 @@ # frozen_string_literal: true +require "active_support/core_ext/object/deep_dup" require "active_model/attribute_set/builder" require "active_model/attribute_set/yaml_encoder" |