1 files changed, 3 insertions, 1 deletions
diff --git a/src/serialbus/qmodbusdevice.h b/src/serialbus/qmodbusdevice.h
index 468fdf4..0e6dad7 100644
--- a/src/serialbus/qmodbusdevice.h
+++ b/src/serialbus/qmodbusdevice.h
@@ -82,7 +82,7 @@ public:
         NetworkAddressParameter,
 
         // Reserved
-        UserParameter = 0x100
+        UserParameter = 0x100 // ### Qt6: remove
     };
     Q_ENUM(ConnectionParameter)
 
@@ -100,6 +100,8 @@ public:
     Error error() const;
     QString errorString() const;
 
+    QIODevice *device() const;
+
 Q_SIGNALS:
     void errorOccurred(QModbusDevice::Error error);
     void stateChanged(QModbusDevice::State state);