diff --git a/devel/babeltrace/Makefile b/devel/babeltrace/Makefile
index 88f0a07b4067..17d113134c04 100644
--- a/devel/babeltrace/Makefile
+++ b/devel/babeltrace/Makefile
@@ -26,6 +26,7 @@ GH_ACCOUNT=	efficios
 
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--disable-debug-info
+CONFIGURE_ENV=	YACC="bison -y"
 USE_GNOME=	glib20
 LDFLAGS+=	-L${LOCALBASE}/lib
 USE_LDCONFIG=	yes
diff --git a/devel/clixon/Makefile b/devel/clixon/Makefile
index ba21fb6e2deb..3fab143d473e 100644
--- a/devel/clixon/Makefile
+++ b/devel/clixon/Makefile
@@ -25,6 +25,7 @@ MAKE_ARGS=	wwwdir=${PREFIX}/sbin wwwuser=${WWWOWN}
 
 GNU_CONFIGURE=	yes
 CONFIGURE_ARGS=	--with-cligen=${LOCALBASE} --sysconfdir=${ETCDIR}
+CONFIGURE_ENV=	YACC="bison -y"
 
 MAKE_JOBS_UNSAFE=yes
 
diff --git a/security/aide/Makefile b/security/aide/Makefile
index e0917a86ec7c..5f7d21785669 100644
--- a/security/aide/Makefile
+++ b/security/aide/Makefile
@@ -19,6 +19,7 @@ CONFIGURE_ARGS+=--with-mhash \
 		--with-zlib \
 		--mandir=${MANPREFIX}/man \
 		--with-config_file=${PREFIX}/etc/aide.conf
+CONFIGURE_ENV=	YACC="bison -y"
 
 LDFLAGS+=	-lpthread