diff --git a/devel/bats-core/Makefile b/devel/bats-core/Makefile
index ae6e54b067d3..e6d27664aebb 100644
--- a/devel/bats-core/Makefile
+++ b/devel/bats-core/Makefile
@@ -1,28 +1,30 @@
 PORTNAME=	bats-core
 DISTVERSIONPREFIX=	v
 DISTVERSION=	1.4.1
+PORTREVISION=	1
 CATEGORIES=	devel
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Bash automated testing system
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE.md
 
 BUILD_DEPENDS=	bash:shells/bash
-RUN_DEPENDS=	bash:shells/bash
+RUN_DEPENDS=	bash:shells/bash \
+		flock:sysutils/flock
 
 USE_GITHUB=	yes
 
 NO_BUILD=	yes
 NO_ARCH=	yes
 
 OPTIONS_DEFINE=	PARALLEL
 
 PARALLEL_DESC=		Install sysutils/parallel to enable parallel runs
 PARALLEL_RUN_DEPENDS=	parallel:sysutils/parallel
 
 do-install:
 	cd ${WRKSRC} && ./install.sh ${STAGEDIR}${PREFIX}
 
 .include <bsd.port.mk>