diff --git a/share/man/man4/ktr.4 b/share/man/man4/ktr.4
index 730c3ec619a0..175a7ac7e2af 100644
--- a/share/man/man4/ktr.4
+++ b/share/man/man4/ktr.4
@@ -23,7 +23,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd October 20, 2012
+.Dd March 26, 2021
 .Dt KTR 4
 .Os
 .Sh NAME
@@ -78,7 +78,7 @@ It can also be examined and set after booting via the
 sysctl.
 By default the run time mask is set to block any tracing.
 The definitions of the event mask bits can be found in
-.In sys/ktr.h .
+.In sys/ktr_class.h .
 .Pp
 Furthermore, there is a CPU event mask whose default value can be changed via
 the
diff --git a/share/man/man9/ktr.9 b/share/man/man9/ktr.9
index 17af74ff8459..c7f4138b855c 100644
--- a/share/man/man9/ktr.9
+++ b/share/man/man9/ktr.9
@@ -23,7 +23,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd November 30, 2008
+.Dd March 26, 2021
 .Dt KTR 9
 .Os
 .Sh NAME
@@ -69,7 +69,7 @@ macros.
 The first parameter is a mask of event types
 .Pq Dv KTR_*
 defined in
-.In sys/ktr.h .
+.In sys/ktr_class.h .
 The event will be logged only if any of the event types specified in
 .Fa mask
 are enabled in the global event mask stored in