1 files changed, 6 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/type/decimal.rb b/activerecord/lib/active_record/connection_adapters/type/decimal.rb
index 5b39ea9e2f..9581cd5964 100644
--- a/activerecord/lib/active_record/connection_adapters/type/decimal.rb
+++ b/activerecord/lib/active_record/connection_adapters/type/decimal.rb
@@ -5,6 +5,12 @@ module ActiveRecord
         def type
           :decimal
         end
+
+        private
+
+        def cast_value(value)
+          Column.value_to_decimal(value)
+        end
       end
     end
   end