diff --git a/lib/tapioca/dsl/helpers/active_record_column_type_helper.rb b/lib/tapioca/dsl/helpers/active_record_column_type_helper.rb
index 7dd8a5999..6e57930eb 100644
--- a/lib/tapioca/dsl/helpers/active_record_column_type_helper.rb
+++ b/lib/tapioca/dsl/helpers/active_record_column_type_helper.rb
@@ -191,6 +191,14 @@ def type_for_activerecord_value(column_type, column_nullability:)
                    ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Array === type
                }
             "T::Array[#{type_for_activerecord_value(column_type.subtype, column_nullability:)}]"
+          when ->(type) {
+               defined?(ActiveRecord::Locking::LockingType) &&
+                   ActiveRecord::Locking::LockingType === type
+               }
+            as_non_nilable_if_persisted_and_not_nullable(
+              "::Integer",
+              column_nullability: column_nullability,
+            )
           else
             as_non_nilable_if_persisted_and_not_nullable(
               ActiveModelTypeHelper.type_for(column_type),