Index: head/devel/py-protobuf/Makefile
===================================================================
--- head/devel/py-protobuf/Makefile	(revision 428581)
+++ head/devel/py-protobuf/Makefile	(revision 428582)
@@ -1,32 +1,32 @@
 # Created by: vanilla@
 # $FreeBSD$
 
 PORTNAME=	protobuf
-PORTVERSION=	2.6.1
+PORTVERSION=	3.1.0
 DISTVERSIONPREFIX=	v
 CATEGORIES=	devel python
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Google protobuf Python Client Library
 
 LICENSE=	BSD3CLAUSE
 
-BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}google-apputils>=0:devel/py-google-apputils \
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}six>=1.9:devel/py-six \
 		protoc:devel/protobuf
-RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}google-apputils>=0:devel/py-google-apputils
+RUN_DEPENDS=	${PYTHON_PKGNAMEPREFIX}six>=1.9:devel/py-six
 
 DO_MAKE_TEST=	${PYTHON_CMD} ${PYDISTUTILS_SETUP}
 NO_ARCH=	yes
 TEST_TARGET=	test
 USE_PYTHON=	autoplist distutils
 USES=		python
 WRKSRC=		${WRKDIR}/${PORTNAME}-${PORTVERSION}/python
 
 GH_ACCOUNT=	google
 USE_GITHUB=	yes
 
 post-patch:
 	@${MKDIR} ${WRKSRC}/google/protobuf/compiler/
 
 .include <bsd.port.mk>
Index: head/devel/py-protobuf/distinfo
===================================================================
--- head/devel/py-protobuf/distinfo	(revision 428581)
+++ head/devel/py-protobuf/distinfo	(revision 428582)
@@ -1,2 +1,3 @@
-SHA256 (google-protobuf-v2.6.1_GH0.tar.gz) = 2667b7cda4a6bc8a09e5463adf3b5984e08d94e72338277affa8594d8b6e5cd1
-SIZE (google-protobuf-v2.6.1_GH0.tar.gz) = 1349051
+TIMESTAMP = 1481285848
+SHA256 (google-protobuf-v3.1.0_GH0.tar.gz) = 0a0ae63cbffc274efb573bdde9a253e3f32e458c41261df51c5dbc5ad541e8f7
+SIZE (google-protobuf-v3.1.0_GH0.tar.gz) = 4051503