diff --git a/gnu/usr.bin/texinfo/info/Makefile b/gnu/usr.bin/texinfo/info/Makefile
index 247a0b9dbaeb..cee6421534cd 100644
--- a/gnu/usr.bin/texinfo/info/Makefile
+++ b/gnu/usr.bin/texinfo/info/Makefile
@@ -11,8 +11,8 @@ SRCS=	dir.c display.c doc.c dribble.c echo-area.c filesys.c \
 
 CFLAGS+= -DINFODIR=\"${INFODIR}:/usr/local/info:.\"
 
-DPADD=	${LIBTERMCAP} ${LIBTXI}
-LDADD=	-ltermcap ${LIBTXI}
+DPADD+=	${LIBTERMCAP} ${LIBTXI}
+LDADD+=	-ltermcap ${LIBTXI}
 
 .include <bsd.prog.mk>
 
diff --git a/gnu/usr.bin/texinfo/install-info/Makefile b/gnu/usr.bin/texinfo/install-info/Makefile
index 325c9095b35f..c6836ec55f14 100644
--- a/gnu/usr.bin/texinfo/install-info/Makefile
+++ b/gnu/usr.bin/texinfo/install-info/Makefile
@@ -2,8 +2,8 @@
 
 PROG=	install-info
 
-DPADD=	${LIBTXI}
-LDADD=	${LIBTXI}
+DPADD+=	${LIBTXI}
+LDADD+=	${LIBTXI}
 
 .include <bsd.prog.mk>
 
diff --git a/gnu/usr.bin/texinfo/makeinfo/Makefile b/gnu/usr.bin/texinfo/makeinfo/Makefile
index b29191029bb7..30b60600b02f 100644
--- a/gnu/usr.bin/texinfo/makeinfo/Makefile
+++ b/gnu/usr.bin/texinfo/makeinfo/Makefile
@@ -4,8 +4,8 @@ PROG=	makeinfo
 SRCS=	cmds.c defun.c files.c footnote.c html.c index.c insertion.c lang.c \
 	macro.c makeinfo.c multi.c node.c sectioning.c sectioning.h toc.c
 
-DPADD=	${LIBTXI} ${LIBINTL}
-LDADD=	${LIBTXI} ${LIBINTL}
+DPADD+=	${LIBTXI} ${LIBINTL}
+LDADD+=	${LIBTXI} ${LIBINTL}
 
 .include <bsd.prog.mk>
 
diff --git a/gnu/usr.bin/texinfo/texindex/Makefile b/gnu/usr.bin/texinfo/texindex/Makefile
index 91c2dfc14e30..5efc7c4cf8d8 100644
--- a/gnu/usr.bin/texinfo/texindex/Makefile
+++ b/gnu/usr.bin/texinfo/texindex/Makefile
@@ -2,8 +2,8 @@
 
 PROG=	texindex
 
-DPADD=	${LIBTXI}
-LDADD=	${LIBTXI}
+DPADD+=	${LIBTXI}
+LDADD+=	${LIBTXI}
 
 .include <bsd.prog.mk>