diff --git a/src/plugins/boot2qt/qdbdevice.cpp b/src/plugins/boot2qt/qdbdevice.cpp
index 422881eb30e..cdae7227f78 100644
--- a/src/plugins/boot2qt/qdbdevice.cpp
+++ b/src/plugins/boot2qt/qdbdevice.cpp
@@ -131,28 +131,6 @@ ProcessInterface *QdbDevice::createProcessInterface() const
     return new QdbProcessImpl(shared_from_this());
 }
 
-void QdbDevice::setSerialNumber(const QString &serial)
-{
-    m_serialNumber = serial;
-}
-
-QString QdbDevice::serialNumber() const
-{
-    return m_serialNumber;
-}
-
-void QdbDevice::fromMap(const Store &map)
-{
-    IDevice::fromMap(map);
-    setSerialNumber(map.value("Qdb.SerialNumber").toString());
-}
-
-void QdbDevice::toMap(Store &map) const
-{
-    IDevice::toMap(map);
-    map.insert("Qdb.SerialNumber", serialNumber());
-}
-
 void QdbDevice::setupDefaultNetworkSettings(const QString &host)
 {
     setFreePorts(PortList::fromString("10000-10100"));
diff --git a/src/plugins/boot2qt/qdbdevice.h b/src/plugins/boot2qt/qdbdevice.h
index 6cf93b1bc52..19dc7fbb5db 100644
--- a/src/plugins/boot2qt/qdbdevice.h
+++ b/src/plugins/boot2qt/qdbdevice.h
@@ -20,19 +20,10 @@ public:
 
     Utils::ProcessInterface *createProcessInterface() const override;
 
-    void setSerialNumber(const QString &serial);
-    QString serialNumber() const;
-
     void setupDefaultNetworkSettings(const QString &host);
 
-protected:
-    void fromMap(const Utils::Store &map) final;
-    void toMap(Utils::Store &map) const final;
-
 private:
     QdbDevice();
-
-    QString m_serialNumber;
 };
 
 void setupQdbLinuxDevice();