diff --git dns/bind914/Makefile dns/bind914/Makefile
index e98052fe45f5..50728a5daae6 100644
--- dns/bind914/Makefile
+++ dns/bind914/Makefile
@@ -164,7 +164,8 @@ IDN_CONFIGURE_ON=	--with-libidn2=${LOCALBASE} ${ICONV_CONFIGURE_BASE}
 IDN_LIB_DEPENDS=	libidn2.so:dns/libidn2
 IDN_USES=		iconv
 
-JSON_CONFIGURE_WITH=	libjson=${LOCALBASE}
+JSON_CONFIGURE_ON=	libjson=${LOCALBASE}
+JSON_CONFIGURE_OFF=	libjson=no
 JSON_LIB_DEPENDS=	libjson-c.so:devel/json-c
 
 LARGE_FILE_CONFIGURE_ENABLE=	largefile