diff --git a/src/sound/midi_rtmidi.cpp b/src/sound/midi_rtmidi.cpp
index e150159e4..3354568f6 100644
--- a/src/sound/midi_rtmidi.cpp
+++ b/src/sound/midi_rtmidi.cpp
@@ -166,7 +166,7 @@ rtmidi_input_init(const device_t *info)
 	return nullptr;
     }
 
-    midi_in_id = config_get_int((char*)SYSTEM_MIDI_NAME, (char*)"midi_input", 0);
+    midi_in_id = config_get_int((char*)MIDI_INPUT_NAME, (char*)"midi_input", 0);
 
     try {
 	midiin->openPort(midi_in_id);