diff --git a/lib/libc/sys/aio_suspend.2 b/lib/libc/sys/aio_suspend.2
index 36a0e3085936..be6d7e1bbbb9 100644
--- a/lib/libc/sys/aio_suspend.2
+++ b/lib/libc/sys/aio_suspend.2
@@ -24,7 +24,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd June 2, 1999
+.Dd Oct 23, 2017
 .Dt AIO_SUSPEND 2
 .Os
 .Sh NAME
diff --git a/lib/libc/sys/lio_listio.2 b/lib/libc/sys/lio_listio.2
index dc659d985834..abc9f0c979c9 100644
--- a/lib/libc/sys/lio_listio.2
+++ b/lib/libc/sys/lio_listio.2
@@ -24,7 +24,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd July 15, 2016
+.Dd Oct 23, 2017
 .Dt LIO_LISTIO 2
 .Os
 .Sh NAME