diff --git a/include/MidiWinMM.h b/include/MidiWinMM.h
index ae46b8c85..feae6ddc6 100644
--- a/include/MidiWinMM.h
+++ b/include/MidiWinMM.h
@@ -71,7 +71,7 @@ public:
 		return m_inputDevices.values();
 	}
 
-	virtual QStringList writeblePorts() const
+	virtual QStringList writablePorts() const
 	{
 		return m_outputDevices.values();
 	}