--- sed-4.1.2.orig/doc/sed.x
+++ sed-4.1.2/doc/sed.x
@@ -297,7 +297,7 @@
 .BR ed (1),
 .BR grep (1),
 .BR tr (1),
-.BR perlre (1),
+.BR regex (7),
 sed.info,
 any of various books on \*(sd,
 .na