diff --git a/contrib/blacklist/bin/blacklistctl.8 b/contrib/blacklist/bin/blacklistctl.8
index d8ed1f09cde2..4f3eb4c0e6a5 100644
--- a/contrib/blacklist/bin/blacklistctl.8
+++ b/contrib/blacklist/bin/blacklistctl.8
@@ -75,7 +75,11 @@ will first attempt to remove the existing rule, and then it will re-add
 it to make sure that there is only one rule active.
 .Sh HISTORY
 .Nm
-appeared in
+first appeared in
 .Nx 7 .
+.Fx support for
+.Nm
+was implemented in
+.Fx 11 .
 .Sh AUTHORS
 .An Christos Zoulas
diff --git a/contrib/blacklist/bin/blacklistd.8 b/contrib/blacklist/bin/blacklistd.8
index 80a53dad02aa..f768455b1322 100644
--- a/contrib/blacklist/bin/blacklistd.8
+++ b/contrib/blacklist/bin/blacklistd.8
@@ -216,7 +216,11 @@ Socket to receive connection notifications.
 .Xr syslogd 8
 .Sh HISTORY
 .Nm
-appeared in
+first appeared in
 .Nx 7 .
+.Fx support for
+.Nm
+was implemented in
+.Fx 11 .
 .Sh AUTHORS
 .An Christos Zoulas
diff --git a/contrib/blacklist/bin/blacklistd.conf.5 b/contrib/blacklist/bin/blacklistd.conf.5
index 40d507b3c08a..a5c5e05832e8 100644
--- a/contrib/blacklist/bin/blacklistd.conf.5
+++ b/contrib/blacklist/bin/blacklistd.conf.5
@@ -216,7 +216,11 @@ bnx0:ssh	*	*	*	*	3	6h
 .Xr blacklistd 8
 .Sh HISTORY
 .Nm
-appeared in
+first appeared in
 .Nx 7 .
+.Fx support for
+.Nm
+was implemented in
+.Fx 11 .
 .Sh AUTHORS
 .An Christos Zoulas