diff --git a/man2/sched_setscheduler.2 b/man2/sched_setscheduler.2
index cb8911fcc..b525ee163 100644
--- a/man2/sched_setscheduler.2
+++ b/man2/sched_setscheduler.2
@@ -212,7 +212,7 @@ instead of the
 .BR sched_* (2)
 system calls.)
 .SH BUGS
-POSIX says that on success,
+POSIX.1 says that on success,
 .BR sched_setscheduler ()
 should return the previous scheduling policy.
 Linux