diff --git a/gnu/usr.bin/groff/Makefile.cfg b/gnu/usr.bin/groff/Makefile.cfg
index f6987cdd51ae..fdd8f2c08c45 100644
--- a/gnu/usr.bin/groff/Makefile.cfg
+++ b/gnu/usr.bin/groff/Makefile.cfg
@@ -31,8 +31,7 @@ CFLAGS+=	-DHAVE_UNISTD_H=1\
 		-DHAVE_MMAP=1\
 		-DHAVE_RENAME=1\
 		-DHAVE_MKSTEMP=1\
-		-DHAVE_SYS_SIGLIST=1\
-		-DARRAY_DELETE_NEEDS_SIZE=1
+		-DHAVE_SYS_SIGLIST=1
 
 # Use C++ compiler for linking.  XXX: This is a kluge!
 CCC=		cc