diff --git a/x11-fonts/py-vfblib/Makefile b/x11-fonts/py-vfblib/Makefile
index 0231af3e42b1..c78b6ba3a1b7 100644
--- a/x11-fonts/py-vfblib/Makefile
+++ b/x11-fonts/py-vfblib/Makefile
@@ -23,4 +23,9 @@ USE_PYTHON=	autoplist concurrent pep517
 
 NO_ARCH=	yes
 
+OPTIONS_DEFINE=	TOML YAML
+
+TOML_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}tomli-w>=1.0.0:textproc/py-tomli-w@${PY_FLAVOR}
+YAML_RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}pyyaml>=6.0.2:devel/py-pyyaml@${PY_FLAVOR}
+
 .include <bsd.port.mk>