diff --git a/top.1 b/top.1
index e892289e..20505631 100644
--- a/top.1
+++ b/top.1
@@ -1214,6 +1214,7 @@ With invaluable help from:
 .BR free (1),
 .BR ps (1),
 .BR uptime (1),
+.BR atop (1),
 .BR slabtop (1),
 .BR vmstat (8),
 .BR w (1).