diff --git a/usr.bin/rlogin/Makefile b/usr.bin/rlogin/Makefile
index d9e72ab31eb8..f7761312bf37 100644
--- a/usr.bin/rlogin/Makefile
+++ b/usr.bin/rlogin/Makefile
@@ -2,7 +2,6 @@
 
 PROG=	rlogin
 SRCS=	rlogin.c
-CFLAGS+=-DDES
 BINOWN=	root
 BINMODE=4555