2 files changed, 1 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/associations/association.rb b/activerecord/lib/active_record/associations/association.rb
index 1e324c7e95..99f307922e 100644
--- a/activerecord/lib/active_record/associations/association.rb
+++ b/activerecord/lib/active_record/associations/association.rb
@@ -240,7 +240,6 @@ module ActiveRecord
             skip_assign = [reflection.foreign_key, reflection.type].compact
             attributes = create_scope.except(*(record.changed - skip_assign))
             record.assign_attributes(attributes, :without_protection => true)
-            set_inverse_instance(record)
           end
         end
     end
diff --git a/activerecord/lib/active_record/associations/collection_association.rb b/activerecord/lib/active_record/associations/collection_association.rb
index c2dd462b5d..baddb9852f 100644
--- a/activerecord/lib/active_record/associations/collection_association.rb
+++ b/activerecord/lib/active_record/associations/collection_association.rb
@@ -350,6 +350,7 @@ module ActiveRecord
         end
 
         callback(:after_add, record)
+        set_inverse_instance(record)
 
         record
       end