diff --git a/coreutils/timeout.c b/coreutils/timeout.c
index 8b7bc2e..974854d 100644
--- a/coreutils/timeout.c
+++ b/coreutils/timeout.c
@@ -63,7 +63,7 @@ int timeout_main(int argc UNUSED_PARAM, char **argv)
 
 	/* -t SECONDS; -p PARENT_PID */
 	/* '+': stop at first non-option */
-	getopt32(argv, "+s:" USE_FOR_NOMMU("p:+"), &opt_s, &parent);
+	getopt32(argv, "+s:" USE_FOR_NOMMU("p:+") "t", &opt_s, &parent);
 	/*argv += optind; - no, wait for bb_daemonize_or_rexec! */
 
 	signo = get_signum(opt_s);