diff --git a/share/man/man3/queue.3 b/share/man/man3/queue.3
index 234da6801715..4fa1014e653c 100644
--- a/share/man/man3/queue.3
+++ b/share/man/man3/queue.3
@@ -998,6 +998,8 @@ while (n1 != NULL) {
 }
 TAILQ_INIT(&head);
 .Ed
+.Sh SEE ALSO
+.Xr tree 3
 .Sh HISTORY
 The
 .Nm queue
diff --git a/share/man/man3/tree.3 b/share/man/man3/tree.3
index 46efbbba305c..351e935418cb 100644
--- a/share/man/man3/tree.3
+++ b/share/man/man3/tree.3
@@ -497,6 +497,8 @@ and
 return the pointer to the removed element otherwise they return
 .Dv NULL
 to indicate an error.
+.Sh SEE ALSO
+.Xr queue 3
 .Sh AUTHORS
 The author of the tree macros is
 .An Niels Provos .