diff --git a/Check/main.cpp b/Check/main.cpp
index 60a14b6..7fa0237 100644
--- a/Check/main.cpp
+++ b/Check/main.cpp
@@ -16,6 +16,7 @@
 #include <QFile>
 #include <QTextStream>
 #include <QDateTime>
+#include <QThread>
 
 #include <optional>
 
@@ -56,37 +57,50 @@ int main(int argc, char **argv) {
     QString updateRequestStatus{internal::UPDATE_NOT_REQUESTED};
     QDebug debug = qCritical();
 
-    if (std::optional<QString> result
-            = IsmasClient::sendRequestReceiveResponse(
-                IsmasClient::APISM::DIRECT_PORT,
-                "#M=APISM#C=REQ_SELF#J={}")) {
-        QJsonDocument d = QJsonDocument::fromJson(result.value().toUtf8());
-        for (QString const &k : d.object().keys()) {
-            if (k.contains("CMD_GET_APISMSTATUS_RESPONSE")) {
-                QJsonObject o = d.object()[k].toObject();
-                QJsonObject::const_iterator it = o.find("Broker");
-                if (it != o.constEnd()) {
-                    // value for "Broker"
-                    QString const &v = it->toString();
-                    if (v.contains(internal::ISMAS_CONNECTED, Qt::CaseInsensitive)) {
-                        connectionStatus = internal::ISMAS_CONNECTED;
-                    } else
-                    if (v.contains(internal::ISMAS_NOT_CONNECTED, Qt::CaseInsensitive)) {
-                        connectionStatus = internal::ISMAS_NOT_CONNECTED;
-                    } else
-                    if (v.contains(internal::ISMAS_DISCONNECTED, Qt::CaseInsensitive)) {
-                        connectionStatus = internal::ISMAS_NOT_CONNECTED;
-                    } else
-                    if (v.contains(internal::ISMAS_CONNECTION_IN_PROGRESS, Qt::CaseInsensitive)) {
-                        connectionStatus = internal::ISMAS_NOT_CONNECTED;
-                    } else
-                    if (v.contains(internal::ISMAS_DISCONNECTING, Qt::CaseInsensitive)) {
-                        connectionStatus = internal::ISMAS_NOT_CONNECTED;
+    int tries = 10;
+
+    while (--tries > 0) {
+        if (std::optional<QString> result
+                = IsmasClient::sendRequestReceiveResponse(
+                    IsmasClient::APISM::DIRECT_PORT,
+                    "#M=APISM#C=REQ_SELF#J={}")) {
+            QJsonDocument d = QJsonDocument::fromJson(result.value().toUtf8());
+            for (QString const &k : d.object().keys()) {
+                if (k.contains("CMD_GET_APISMSTATUS_RESPONSE")) {
+                    QJsonObject o = d.object()[k].toObject();
+                    QJsonObject::const_iterator bit = o.find("Broker");
+                    QJsonObject::const_iterator ismit = o.find("ISMAS");
+                    if (bit != o.constEnd() && ismit != o.constEnd()) {
+                        // value for "Broker"
+                        QString const &v = bit->toString();
+                        bool ismas = ismit->toBool();
+                        if (ismas && v.contains(internal::BROKER_CONNECTED, Qt::CaseInsensitive)) {
+                            connectionStatus = internal::ISMAS_CONNECTED;
+                            break;
+                        } else
+                        if (v.contains(internal::BROKER_NOT_CONNECTED, Qt::CaseInsensitive)) {
+                            connectionStatus = internal::ISMAS_NOT_CONNECTED;
+                        } else
+                        if (v.contains(internal::BROKER_DISCONNECTED, Qt::CaseInsensitive)) {
+                            connectionStatus = internal::ISMAS_NOT_CONNECTED;
+                        } else
+                        if (v.contains(internal::BROKER_CONNECTION_IN_PROGRESS, Qt::CaseInsensitive)) {
+                            connectionStatus = internal::ISMAS_NOT_CONNECTED;
+                        } else
+                        if (v.contains(internal::BROKER_DISCONNECTING, Qt::CaseInsensitive)) {
+                            connectionStatus = internal::ISMAS_NOT_CONNECTED;
+                        }
+                        break;
                     }
-                    break;
                 }
             }
         }
+
+        if (connectionStatus == internal::ISMAS_CONNECTED) {
+            break;
+        }
+
+        QThread::sleep(5);
     }
 
     if (connectionStatus != internal::ISMAS_CONNECTED) {