diff --git a/worker.h b/worker.h
index ea67786..54d0ddf 100644
--- a/worker.h
+++ b/worker.h
@@ -9,6 +9,8 @@
 #include <QJsonObject>
 #include <QHash>
 
+#include <optional>
+
 #include "worker_thread.h"
 #include "update.h"
 #include "git/git_client.h"
@@ -88,8 +90,6 @@ class Worker : public QObject {
     QString const m_osVersion;
     QString const m_atbqtVersion;
     QString const m_cpuSerial;
-    QString const m_raucVersion;
-    QString const m_opkgVersion;
     QString const m_pluginVersionATBDeciceController;
     QString const m_pluginVersionIngenicoISelf;
     QString const m_pluginVersionMobilisisCalc;
@@ -111,6 +111,7 @@ class Worker : public QObject {
     MainWindow *m_mainWindow;
     int m_progressValue;
     bool m_withoutIsmasDirectPort;
+    QString m_apismVersion;
 
     bool executeOpkgCommand(QString opkgCommand);
     QString getOsVersion() const;
@@ -155,6 +156,7 @@ public:
     int machineNr() const { return m_machineNr; }
     int customerNr() const { return m_customerNr; }
     int zoneNr() const { return m_zoneNr; }
+    QString apismVersion() const { return m_apismVersion; }
 
     //friend QDebug operator<<(QDebug debug, Worker const &w) {
     //    Q_UNUSED(w);
@@ -179,7 +181,6 @@ public slots:
     void update();
 
 private slots:
-    bool backendConnected();
     bool updateTriggerSet();
     bool customerEnvironment();
     bool filesToUpdate();
@@ -191,6 +192,7 @@ private slots:
 private:
     PSAInstalled getPSAInstalled();
     void privateUpdate();
+    std::optional<QString> getApismVersion();
 };
 
 #endif // WORKER_H_INCLUDED