diff --git a/modules/midi/src/main/kotlin/io/smnp/ext/midi/Midi.kt b/modules/midi/src/main/kotlin/io/smnp/ext/midi/Midi.kt
index 47c65b1..577eab2 100644
--- a/modules/midi/src/main/kotlin/io/smnp/ext/midi/Midi.kt
+++ b/modules/midi/src/main/kotlin/io/smnp/ext/midi/Midi.kt
@@ -20,6 +20,7 @@ object Midi {
    }
 
    private fun playSequence(sequence: Sequence, prepare: (Sequencer) -> Unit = {}) {
+      prepare(sequencer)
       sequencer.sequence = sequence
 
       sequencer.start()