diff --git a/gnu/usr.bin/cc/Makefile.inc b/gnu/usr.bin/cc/Makefile.inc
index 2d4e77cef5c..ecbf066fa50 100644
--- a/gnu/usr.bin/cc/Makefile.inc
+++ b/gnu/usr.bin/cc/Makefile.inc
@@ -1,5 +1,5 @@
 #
-# $Id: Makefile.inc,v 1.33 1999/04/22 20:12:21 obrien Exp $
+# $Id: Makefile.inc,v 1.34 1999/07/28 07:22:08 obrien Exp $
 #
 
 .include "../Makefile.inc"
@@ -8,6 +8,8 @@
 .if !defined(GCCDIR)
 GCCDIR=		${.CURDIR}/../../../../contrib/egcs/gcc
 
+YACC=		bison
+
 .if ${MACHINE_ARCH} == "mipsel" || ${MACHINE_ARCH} == "mipseb"
 GCC_ARCH=mips
 .else