diff --git a/gnu/Makefile b/gnu/Makefile
index 2916cb94f189..313fcff4c45b 100644
--- a/gnu/Makefile
+++ b/gnu/Makefile
@@ -1,5 +1,5 @@
 #	@(#)Makefile	5.33.1.1 (Berkeley) 5/6/91
 
-SUBDIR=	gawk groff gzip rcs tar cvs
+SUBDIR=	bc gawk groff gzip rcs tar cvs
 
 .include <bsd.subdir.mk>