diff --git a/hardware/externalopl.rst b/hardware/externalopl.rst
index bdbe363..42dee72 100644
--- a/hardware/externalopl.rst
+++ b/hardware/externalopl.rst
@@ -1,14 +1,14 @@
 External OPL audio
 ==================
 
-The **YMOPL2Board** :ref:`sound card <settings/sound:Sound card #1-#4>` allows for a real Yamaha OPL2 (YM3812) chip to be connected to the emulated machine for authentic FM synthesis output.
+The **OPL2Board** :ref:`sound card <settings/sound:Sound card #1-#4>` allows for a real Yamaha OPL2 (YM3812) chip to be connected to the emulated machine for authentic FM synthesis output.
 
 Usage
 -----
 
 1. Connect the `OPL2 Audio Board from Cheerful Electronic <https://www.cheerful.nl/OPL2_Audio_Board/>`_ to a `supported Arduino board <https://github.com/DhrBaksteen/ArduinoOPL2/wiki/Connecting-the-OPL2-Audio-Board>`_.
 2. Connect the Arduino board to the host system.
-3. Select the **YMOPL2Board (External Device)** sound card on the :ref:`emulated machine's configuration <settings/sound:Sound card #1-#4>`.
+3. Select the **OPL2Board (External Device)** sound card on the :ref:`emulated machine's configuration <settings/sound:Sound card #1-#4>`.
 4. Use the *Configure* button to select the Arduino's serial port.
 
 .. note::