diff --git a/textproc/py-cchardet/Makefile b/textproc/py-cchardet/Makefile
index a8b577ce0562..e897fb38d4f8 100644
--- a/textproc/py-cchardet/Makefile
+++ b/textproc/py-cchardet/Makefile
@@ -1,25 +1,25 @@
 PORTNAME=	cchardet
 PORTVERSION=	2.1.7
 PORTREVISION=	2
 CATEGORIES=	textproc python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	High speed universal character encoding detector
 WWW=		https://github.com/PyYoshi/cChardet
 
 LICENSE=	GPLv2 LGPL21 MPL11
 LICENSE_COMB=	dual
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}setuptools>=0:devel/py-setuptools@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}wheel>=0:devel/py-wheel@${PY_FLAVOR}
 
 USES=		cmake:indirect python
-USE_PYTHON=	autoplist concurrent pep517
+USE_PYTHON=	autoplist concurrent cython pep517
 
 post-install:
 	${FIND} ${STAGEDIR}${PYTHON_SITELIBDIR} -name '*.so' -exec ${STRIP_CMD} {} +
 
 .include <bsd.port.mk>