1.1 --- a/DJMFix.h	Sat Dec 19 17:33:16 2020 +0100
     1.2 +++ b/DJMFix.h	Sat Dec 19 23:59:39 2020 +0100
     1.3 @@ -32,7 +32,7 @@
     1.4  public:
     1.5  	virtual ~DJMFix() = default;
     1.6  	virtual void setMidiSender(MidiSender* midiSender) = 0;
     1.7 -	virtual void receive(MidiMessage midiMessage) = 0;
     1.8 +	virtual void receive(const MidiMessage& midiMessage) = 0;
     1.9  	virtual void start() = 0;
    1.10  	virtual void stop() = 0;
    1.11  };