diff --git a/modules/worker/back/methods/worker-time-control/sendMail.js b/modules/worker/back/methods/worker-time-control/sendMail.js
index f86f61746..78c212e9b 100644
--- a/modules/worker/back/methods/worker-time-control/sendMail.js
+++ b/modules/worker/back/methods/worker-time-control/sendMail.js
@@ -161,8 +161,10 @@ module.exports = Self => {
         const workerTimeControlConfig = await models.WorkerTimeControlConfig.findOne(null, myOptions);
 
         for (let day of days[index]) {
-            tx = await Self.beginTransaction({});
-            myOptions.transaction = tx;
+            if (!myOptions.transaction) {
+                tx = await Self.beginTransaction({});
+                myOptions.transaction = tx;
+            }
             try {
                 workerFk = day.workerFk;
                 if (day.timeWorkDecimal > 0 && day.timeWorkedDecimal == null
@@ -346,7 +348,10 @@ module.exports = Self => {
                     previousReceiver = day.receiver;
                 }
 
-                if (tx) await tx.commit();
+                if (tx) {
+                    await tx.commit();
+                    delete myOptions.transaction;
+                }
             } catch (e) {
                 if (tx) await tx.rollback();
                 throw e;