diff --git a/man3/bindresvport.3 b/man3/bindresvport.3
index 4bf780a58..891b4eddb 100644
--- a/man3/bindresvport.3
+++ b/man3/bindresvport.3
@@ -40,7 +40,10 @@ bindresvport \- bind a socket to a privileged IP port
 .SH DESCRIPTION
 .LP
 .BR bindresvport ()
-is used to bind a socket descriptor to a privileged anonymous IP port,
+is used to bind the socket referred to by the
+file descriptor
+.I sockfd
+to a privileged anonymous IP port,
 that is, a port number arbitrarily selected from the range 512 to 1023.
 .\" Glibc actually starts searching with a port # in the range 600 to 1023