diff --git a/share/man/man7/ports.7 b/share/man/man7/ports.7
--- a/share/man/man7/ports.7
+++ b/share/man/man7/ports.7
@@ -744,9 +744,9 @@
 appeared in
 .Fx 1.0 .
 It has since spread to
-.Nx
-and
-.Ox .
+.Nx ,
+.Ox ,
+and macOS.
 .Sh AUTHORS
 .An -nosplit
 This manual page was originated by