diff --git a/UpdatePTUDevCtrl/worker.h b/UpdatePTUDevCtrl/worker.h
index 0900fc2..e13aabf 100644
--- a/UpdatePTUDevCtrl/worker.h
+++ b/UpdatePTUDevCtrl/worker.h
@@ -462,6 +462,7 @@ private slots:
 
 private:
     PSAInstalled getPSAInstalled();
+    static bool sendLastVersionOnce;
     void privateUpdate();
     bool computeFilesToDownload();
     bool execOpkgCommands();
@@ -1315,10 +1316,13 @@ private:
             ismasClient.setProgressInPercent(_SAVE_LOGS_FAILURE);
         break;
         case UPDATE_STEP::SEND_LAST_VERSION: {
-            ismasClient.setProgressInPercent(_SEND_LAST_VERSION + _SEND_LAST_VERSION_CORRECTION);
-            ismasClient.sendRequestReceiveResponse(IsmasClient::APISM::DB_PORT,
-                QString("#M=APISM#C=CMD_SENDVERSION#J=") +
-                    ismasClient.updateOfPSASendVersion(instance->getPSAInstalled()));
+            if (Worker::sendLastVersionOnce == false) {
+                ismasClient.setProgressInPercent(_SEND_LAST_VERSION + _SEND_LAST_VERSION_CORRECTION);
+                ismasClient.sendRequestReceiveResponse(IsmasClient::APISM::DB_PORT,
+                    QString("#M=APISM#C=CMD_SENDVERSION#J=") +
+                        ismasClient.updateOfPSASendVersion(instance->getPSAInstalled()));
+                Worker::sendLastVersionOnce = true;
+            }
         } break;
         case UPDATE_STEP::UPDATE_SUCCEEDED: {
             ismasClient.setProgressInPercent(_UPDATE_SUCCEEDED + _UPDATE_SUCCEEDED_CORRECTION);