diff --git a/src/main.rs b/src/main.rs
index 6fcaa4e7..530c1471 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -33,8 +33,10 @@ pub fn main () -> Usually<()> {
                 let mut app = app.write().unwrap();
                 let jack = app.jack.as_ref().unwrap();
                 for name in app.midi_ins.iter() {
-                    if let Some(port) = jack.client().port_by_name(&name) {
-                        jack.client().connect_ports(&port, &midi_in)?;
+                    for port in jack.client().ports(Some(name), None, PortFlags::empty()).iter() {
+                        if let Some(port) = jack.client().port_by_name(port) {
+                            jack.client().connect_ports(&port, &midi_in)?;
+                        }
                     }
                 }
                 app.midi_in = Some(Arc::new(midi_in));