diff --git a/man7/sem_overview.7 b/man7/sem_overview.7
index ea53642cb..d79d0d638 100644
--- a/man7/sem_overview.7
+++ b/man7/sem_overview.7
@@ -156,4 +156,5 @@ An example of the use of various POSIX semaphore functions is shown in
 .BR sem_post (3),
 .BR sem_unlink (3),
 .BR sem_wait (3),
-.BR pthreads (7)
+.BR pthreads (7),
+.BR shm_overview (7)