diff --git a/usr.sbin/watch/watch.c b/usr.sbin/watch/watch.c
index b2572ff7796..af5b5ae6f53 100644
--- a/usr.sbin/watch/watch.c
+++ b/usr.sbin/watch/watch.c
@@ -406,6 +406,7 @@ main(int ac, char *av[])
 				set_dev(dev_name);
 			} else
 				cleanup(-1);
+			break;
 		case SNP_DETACH:
 		case SNP_TTYCLOSE:
 			if (opt_reconn_close)
@@ -415,6 +416,7 @@ main(int ac, char *av[])
 				set_dev(dev_name);
 			} else
 				cleanup(-1);
+			break;
 		default:
 			nread = (unsigned)idata;
 			if (nread < (b_size / 2) && (b_size / 2) > MIN_SIZE) {