diff --git a/libs/ardour/io_tasklist.cc b/libs/ardour/io_tasklist.cc
index 69582be615..d60a2816ec 100644
--- a/libs/ardour/io_tasklist.cc
+++ b/libs/ardour/io_tasklist.cc
@@ -62,6 +62,7 @@ IOTaskList::IOTaskList (uint32_t n_threads)
 		case 2:
 			use_rt = true;
 			policy = SCHED_RR;
+			break;
 		default:
 			use_rt = false;
 			policy = SCHED_OTHER;