diff --git a/share/man/man4/pf.4 b/share/man/man4/pf.4
--- a/share/man/man4/pf.4
+++ b/share/man/man4/pf.4
@@ -104,11 +104,6 @@
 This is typically used to allow redirect rules to adjust the source address.
 .It Va net.pf.request_maxcount
 The maximum number of items in a single ioctl call.
-.It Va net.pf.rdr_srcport_rewrite_tries
-The maximum number of times to try and find a free source port when handling
-redirects.
-Such rules are typically applied to external traffic, so an exhaustive search
-may be too expensive.
 .El
 .Pp
 Read only
diff --git a/share/man/man5/pf.conf.5 b/share/man/man5/pf.conf.5
--- a/share/man/man5/pf.conf.5
+++ b/share/man/man5/pf.conf.5
@@ -1479,11 +1479,7 @@
 .Ar rdr-to
 opion may cause the source port to be modified if doing so avoids a conflict
 with an existing connection.
-A random source port in the range 50001-65535 is chosen in this case; to
-avoid excessive CPU consumption, the number of searches for a free port is
-limited by the
-.Va net.pf.rdqr_srcport_rewrite_tries
-sysctl.
+A random source port in the range 50001-65535 is chosen in this case.
 Port numbers are never translated with a
 .Ar binat-to
 option.