1 files changed, 2 insertions, 2 deletions
diff --git a/activerecord/lib/active_record/associations/collection_association.rb b/activerecord/lib/active_record/associations/collection_association.rb
index 89b7945c78..270871c866 100644
--- a/activerecord/lib/active_record/associations/collection_association.rb
+++ b/activerecord/lib/active_record/associations/collection_association.rb
@@ -513,13 +513,13 @@ module ActiveRecord
           target
         end
 
-        def concat_records(records)
+        def concat_records(records, should_raise = false)
           result = true
 
           records.flatten.each do |record|
             raise_on_type_mismatch!(record)
             add_to_target(record) do |rec|
-              result &&= insert_record(rec) unless owner.new_record?
+              result &&= insert_record(rec, true, should_raise) unless owner.new_record?
             end
           end