diff --git a/man7/hier.7 b/man7/hier.7
index eef1c812c..519debb1f 100644
--- a/man7/hier.7
+++ b/man7/hier.7
@@ -645,6 +645,7 @@ differently.
 .BR find (1),
 .BR ln (1),
 .BR proc (5),
+.BR file-hierarchy (7),
 .BR mount (8)
 .PP
 The Filesystem Hierarchy Standard