Index: head/share/man/man5/core.5
===================================================================
--- head/share/man/man5/core.5
+++ head/share/man/man5/core.5
@@ -28,7 +28,7 @@
 .\"     @(#)core.5	8.3 (Berkeley) 12/11/93
 .\" $FreeBSD$
 .\"
-.Dd February 13, 2018
+.Dd August 2, 2020
 .Dt CORE 5
 .Os
 .Sh NAME
@@ -171,4 +171,4 @@
 A
 .Nm
 file format appeared in
-.At v6 .
+.At v1 .