diff --git a/back/methods/imap-time-control/checkInbox.js b/back/methods/imap-time-control/checkInbox.js
index a79fe44186..9411b95e55 100644
--- a/back/methods/imap-time-control/checkInbox.js
+++ b/back/methods/imap-time-control/checkInbox.js
@@ -1,5 +1,4 @@
 const Imap = require('imap');
-const {NULL} = require('node-sass');
 module.exports = Self => {
     Self.remoteMethod('checkInbox', {
         description: 'Check an email inbox and process it',
@@ -91,7 +90,6 @@ module.exports = Self => {
     };
 
     async function emailConfirm(buffer) {
-        console.log('buffer', buffer);
         const now = new Date();
         const from = JSON.stringify(Imap.parseHeader(buffer).from);
         const subject = JSON.stringify(Imap.parseHeader(buffer).subject);
@@ -102,7 +100,7 @@ module.exports = Self => {
         const user = await getUser(from);
         let workerMail;
 
-        if (user.id != NULL) {
+        if (user.id != null) {
             workerMail = await Self.app.models.WorkerTimeControlMail.findOne({
                 where: {
                     week: week,
@@ -111,7 +109,7 @@ module.exports = Self => {
                 }
             });
         }
-        if (workerMail != NULL) {
+        if (workerMail != null) {
             await workerMail.updateAttributes({
                 updated: now,
                 state: 'CONFIRMED'
@@ -120,8 +118,6 @@ module.exports = Self => {
     }
 
     async function emailReply(buffer, emailBody) {
-        console.log('buffer', buffer);
-        console.log('emailBody', emailBody);
         const now = new Date();
         const from = JSON.stringify(Imap.parseHeader(buffer).from);
         const subject = JSON.stringify(Imap.parseHeader(buffer).subject);
@@ -132,7 +128,7 @@ module.exports = Self => {
         const user = await getUser(from);
         let workerMail;
 
-        if (user.id != NULL) {
+        if (user.id != null) {
             workerMail = await Self.app.models.WorkerTimeControlMail.findOne({
                 where: {
                     week: week,
@@ -141,7 +137,7 @@ module.exports = Self => {
                 }
             });
 
-            if (workerMail != NULL) {
+            if (workerMail != null) {
                 await workerMail.updateAttributes({
                     updated: now,
                     state: 'REVISE',