diff --git a/sysutils/parafly/Makefile b/sysutils/parafly/Makefile
index 75f626c47256..48ded2d46b38 100644
--- a/sysutils/parafly/Makefile
+++ b/sysutils/parafly/Makefile
@@ -1,29 +1,29 @@
 PORTNAME=	parafly
 DISTVERSIONPREFIX=	v
 DISTVERSION=	0.1.0	# Test new versions with Trinity before upgrading
-PORTREVISION=	8
+PORTREVISION=	9
 PORTEPOCH=	1	# SourceForge version was 2013.01.21
 CATEGORIES=	sysutils
 
 MAINTAINER=	jwb@FreeBSD.org
 COMMENT=	Process multiple commands in parallel on a single server
 WWW=		https://github.com/ParaFly/ParaFly/releases
 
 LICENSE=	BSD3CLAUSE
 
 USE_GITHUB=	yes
 
 GH_PROJECT=	ParaFly
 
 GNU_CONFIGURE=	yes
 
-CXXFLAGS+=	-fopenmp
+CXXFLAGS+=	-fopenmp -std=c++11
 LDFLAGS+=	-fopenmp
 
 PLIST_FILES=	bin/ParaFly
 
 .if !exists(/usr/include/omp.h)
 USES+=		compiler:gcc-c++11-lib
 .endif
 
 .include <bsd.port.mk>