diff --git a/share/man/man4/agp.4 b/share/man/man4/agp.4
--- a/share/man/man4/agp.4
+++ b/share/man/man4/agp.4
@@ -30,6 +30,11 @@
 .Nd "generic interface to the Accelerated Graphics Port (AGP)"
 .Sh SYNOPSIS
 .Cd "device agp"
+.Sh DEPRECATION NOTICE
+The
+.Nm
+driver is slated to be removed in
+.Fx 15.0 .
 .Sh DESCRIPTION
 The
 .Nm