diff options
Diffstat (limited to 'activerecord/lib/active_record/associations/has_many_through_association.rb')
-rw-r--r-- | activerecord/lib/active_record/associations/has_many_through_association.rb | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/associations/has_many_through_association.rb b/activerecord/lib/active_record/associations/has_many_through_association.rb index 9657cb081d..53d49fef2e 100644 --- a/activerecord/lib/active_record/associations/has_many_through_association.rb +++ b/activerecord/lib/active_record/associations/has_many_through_association.rb @@ -73,7 +73,9 @@ module ActiveRecord # association def build_through_record(record) @through_records[record.object_id] ||= begin - through_record = through_association.build(construct_join_attributes(record)) + ensure_mutable + + through_record = through_association.build through_record.send("#{source_reflection.name}=", record) through_record end |