diff --git a/helpers/service.helper.js b/helpers/service.helper.js
index a353f82..4e5a50e 100644
--- a/helpers/service.helper.js
+++ b/helpers/service.helper.js
@@ -155,6 +155,7 @@ const generateService = (model, extraMethods = {}, options = defaultOptions) =>
                 // Necesario para el cálculo del count
                 // https://github.com/sequelize/sequelize/issues/10557
                 findOptions.distinct = true;
+                findOptions.col = model.primaryKey;
                 
                 const result = await model.scope(context.scopes).findAndCountAll(findOptions);