diff --git a/devel/cpp-netlib/Makefile b/devel/cpp-netlib/Makefile
index 926a2253bdf6..9a07aa0ec2c1 100644
--- a/devel/cpp-netlib/Makefile
+++ b/devel/cpp-netlib/Makefile
@@ -1,27 +1,27 @@
 PORTNAME=		cpp-netlib
 DISTVERSIONPREFIX=	${PORTNAME}-
 DISTVERSION=		0.13.0
-PORTREVISION=	5
+PORTREVISION=		6
 DISTVERSIONSUFFIX=	-final
 CATEGORIES=		devel
 
 MAINTAINER=		zi@FreeBSD.org
 COMMENT=		Cross-platform, standards compliant networking library
 WWW=		https://github.com/cpp-netlib/cpp-netlib/
 
 LICENSE=		BSL
 LICENSE_FILE=		${WRKSRC}/LICENSE_1_0.txt
 
 LIB_DEPENDS=		libboost_system.so:devel/boost-libs
 BUILD_DEPENDS=		boost-libs>0:devel/boost-libs \
 			asio>0:net/asio
 
 USES=			cmake compiler:c++11-lang ssl
 USE_LDCONFIG=		yes
 CFLAGS+=		-fPIC
 CMAKE_ARGS+=		-DCPP-NETLIB_BUILD_EXAMPLES=OFF \
 			-DCPP-NETLIB_BUILD_SHARED_LIBS=ON \
 			-DCPP-NETLIB_BUILD_TESTS=OFF
 USE_GITHUB=		yes
 
 .include <bsd.port.mk>
diff --git a/devel/cpp-netlib/files/patch-boost_network_protocol_http_server_impl_parsers.ipp b/devel/cpp-netlib/files/patch-boost_network_protocol_http_server_impl_parsers.ipp
new file mode 100644
index 000000000000..f79c467225af
--- /dev/null
+++ b/devel/cpp-netlib/files/patch-boost_network_protocol_http_server_impl_parsers.ipp
@@ -0,0 +1,19 @@
+--- boost/network/protocol/http/server/impl/parsers.ipp.orig	2018-07-19 06:37:41 UTC
++++ boost/network/protocol/http/server/impl/parsers.ipp
+@@ -13,6 +13,7 @@
+ #include <tuple>
+ #include <boost/fusion/include/std_tuple.hpp>
+ #include <boost/network/protocol/http/message/header.hpp>
++#include <boost/regex/pending/unicode_iterator.hpp>
+ 
+ #ifdef BOOST_NETWORK_NO_LIB
+ #ifndef BOOST_NETWORK_INLINE
+@@ -32,7 +33,7 @@ struct assign_to_container_from_value<std::string, u32
+ template <>  // <typename Attrib, typename T, typename Enable>
+ struct assign_to_container_from_value<std::string, u32_string, void> {
+   static void call(u32_string const& val, std::string& attr) {
+-    u32_to_u8_iterator<u32_string::const_iterator> begin = val.begin(),
++    boost::u32_to_u8_iterator<u32_string::const_iterator> begin = val.begin(),
+                                                    end = val.end();
+     for (; begin != end; ++begin) attr += *begin;
+   }