diff --git a/src/schema/column-definition-builder.ts b/src/schema/column-definition-builder.ts
index 3f638b765..d68236655 100644
--- a/src/schema/column-definition-builder.ts
+++ b/src/schema/column-definition-builder.ts
@@ -296,7 +296,7 @@ export class ColumnDefinitionBuilder implements OperationNodeSource {
    * db.schema
    *   .createTable('person')
    *   .addColumn('full_name', 'varchar(255)', (col) => col
-   *     .generatedAlwaysAs("concat(first_name, ' ', last_name)")
+   *     .generatedAlwaysAs(sql`concat(first_name, ' ', last_name)`)
    *     .stored()
    *   )
    *   .execute()