diff options
Diffstat (limited to 'activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb')
-rw-r--r-- | activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb b/activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb index 2ee5dbbd70..88ce03a3cd 100644 --- a/activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb +++ b/activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb @@ -27,7 +27,8 @@ module ActiveRecord end def stale_state - [super, owner[reflection.foreign_type].to_s] + foreign_key = super + foreign_key && [foreign_key.to_s, owner[reflection.foreign_type].to_s] end end end |