diff --git a/src/questionario/questionario.service.ts b/src/questionario/questionario.service.ts
index 21e6ef0..47c78a1 100644
--- a/src/questionario/questionario.service.ts
+++ b/src/questionario/questionario.service.ts
@@ -27,9 +27,8 @@ export class QuestionService {
 
     // verify regex
     for (const answer of surveyResponse.answers) {
-      const question = await this.questionModel.findOne({
-        id: answer.questionId,
-      });
+      const question = await this.questionModel.findById(answer.questionId);
+
       const regex = new RegExp(question.validationRegex);
       sentFields.add(question.id);
 
diff --git a/test/questionario/questionario.service.spec.ts b/test/questionario/questionario.service.spec.ts
index 6603810..917f33a 100644
--- a/test/questionario/questionario.service.spec.ts
+++ b/test/questionario/questionario.service.spec.ts
@@ -81,9 +81,9 @@ describe('QuestionService', () => {
                 sort: () => result,
               };
             },
-            findOne: (data) => {
+            findById: (id) => {
               return defaultData.filter((element) => {
-                return element['id'] === data['id'];
+                return element['id'] === id;
               })[0];
             },
           },
@@ -105,10 +105,6 @@ describe('QuestionService', () => {
           questionId: '1',
           response: 'Joao',
         },
-        {
-          questionId: '2',
-          response: 'Ricardo',
-        },
       ],
     };