diff --git a/Modules/Setup.in b/Modules/Setup.in
index 7bc59063fff..c9becb2644b 100644
--- a/Modules/Setup.in
+++ b/Modules/Setup.in
@@ -139,7 +139,6 @@ errno errnomodule.c	# posix (UNIX) errno values
 #dbm dbmmodule.c 	# dbm(3) may require -lndbm or similar
 #nis nismodule.c 	# Sun yellow pages -- not everywhere
 #termios termios.c	# Steen Lumholt's termios module
-#_xdr _xdrmodule.c # -lnsl # Helper for xdrlib.py
 #resource resource.c	# Jeremy Hylton's rlimit interface