diff --git a/man7/sched.7 b/man7/sched.7
index aa512917c..ac518b23b 100644
--- a/man7/sched.7
+++ b/man7/sched.7
@@ -103,7 +103,7 @@ Processes scheduled under one of the real-time policies
 \fIsched_priority\fP value in the range 1 (low) to 99 (high).
 (As the numbers imply, real-time threads always have higher priority
 than normal threads.)
-Note well: POSIX.1-2001 requires an implementation to support only a
+Note well: POSIX.1 requires an implementation to support only a
 minimum 32 distinct priority levels for the real-time policies,
 and some systems supply just this minimum.
 Portable programs should use
@@ -157,7 +157,7 @@ will put the
 \fIpid\fP at the start of the list if it was runnable.
 As a consequence, it may preempt the currently running thread if
 it has the same priority.
-(POSIX.1-2001 specifies that the thread should go to the end
+(POSIX.1 specifies that the thread should go to the end
 of the list.)
 .\" In 2.2.x and 2.4.x, the thread is placed at the front of the queue
 .\" In 2.0.x, the Right Thing happened: the thread went to the back -- MTK