lib/active_model/dirty.rb in activemodel-6.1.4.7 vs lib/active_model/dirty.rb in activemodel-6.1.5

@@ -138,10 +138,10 @@
       end
       @mutations_from_database = nil
     end
 
     def as_json(options = {}) # :nodoc:
-      options[:except] = [options[:except], "mutations_from_database"].flatten
+      options[:except] = [*options[:except], "mutations_from_database", "mutations_before_last_save"]
       super(options)
     end
 
     # Clears dirty data and moves +changes+ to +previous_changes+ and
     # +mutations_from_database+ to +mutations_before_last_save+ respectively.