diff --git a/devel/py-num2words/Makefile b/devel/py-num2words/Makefile
index 23b71c884f51..32bb93cecbff 100644
--- a/devel/py-num2words/Makefile
+++ b/devel/py-num2words/Makefile
@@ -1,19 +1,21 @@
 PORTNAME=	num2words
 PORTVERSION=	0.5.13
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	jonaspalm@posteo.de
 COMMENT=	Library to convert numbers to words in multiple languages
 WWW=		https://github.com/savoirfairelinux/num2words
 
 LICENSE=	LGPL21
 
+RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}docopt>=0.6.2:devel/py-docopt@${PY_FLAVOR}
+
 USES=		python
 USE_PYTHON=	distutils autoplist
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>