diff --git a/base.go b/base.go
index b29615f..170152d 100644
--- a/base.go
+++ b/base.go
@@ -326,7 +326,8 @@ func getMidiMessage() bool {
 		uintptr(unsafe.Pointer(&b1[0])),
 		uintptr(1024),
 	)
-	if int(res) < 0 {
+	x := int(res)
+	if x < 0 {
 		err := fmt.Errorf("VBVMR_GetMidiMessage returned %d", res)
 		fmt.Println(err)
 		os.Exit(1)
diff --git a/publisher.go b/publisher.go
index 9dface9..b3cb83b 100644
--- a/publisher.go
+++ b/publisher.go
@@ -119,7 +119,7 @@ func (p *pooler) macrobuttons() {
 
 func (p *pooler) midi() {
 	for p.run {
-		if getMidiMessage() {
+		if p.event.midi && getMidiMessage() {
 			p.notify("midi")
 		}
 		time.Sleep(33 * time.Millisecond)