diff --git a/globals.js b/globals.js
index f6dff75..3eef67f 100644
--- a/globals.js
+++ b/globals.js
@@ -64,6 +64,10 @@ WebMidi.enable(function (err) { //check if WebMidi.js is enabled
 });
 
 function inputChanged() {
+    isKeyOn.fill(0);
+    controllerChange(64, 0);
+    controllerChange(67, 0);
+
     midiIn.removeListener();
     midiIn = WebMidi.inputs[midiSelectSlider.value()];
     midiIn.addListener('noteon', "all", function (e) {