Index: head/devel/py-immutables/Makefile
===================================================================
--- head/devel/py-immutables/Makefile	(revision 535809)
+++ head/devel/py-immutables/Makefile	(revision 535810)
@@ -1,22 +1,22 @@
 # Created by: Po-Chuan Hsieh <sunpoet@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	immutables
-PORTVERSION=	0.13
+PORTVERSION=	0.14
 CATEGORIES=	devel python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Immutable collections
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 USES=		python:3.5+
-USE_PYTHON=	autoplist distutils
+USE_PYTHON=	autoplist concurrent distutils
 
 post-install:
 	${STRIP_CMD} ${STAGEDIR}${PYTHON_SITELIBDIR}/immutables/_map.so
 
 .include <bsd.port.mk>
Index: head/devel/py-immutables/distinfo
===================================================================
--- head/devel/py-immutables/distinfo	(revision 535809)
+++ head/devel/py-immutables/distinfo	(revision 535810)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1589487629
-SHA256 (immutables-0.13.tar.gz) = e897851cd4307d51324d4c445c42b51f7bdb6a478a3555df7a9ff4ca60728da9
-SIZE (immutables-0.13.tar.gz) = 41044
+TIMESTAMP = 1589818815
+SHA256 (immutables-0.14.tar.gz) = a0a1cc238b678455145bae291d8426f732f5255537ed6a5b7645949704c70a78
+SIZE (immutables-0.14.tar.gz) = 42983