Index: head/devel/abseil/Makefile
===================================================================
--- head/devel/abseil/Makefile	(revision 535083)
+++ head/devel/abseil/Makefile	(revision 535084)
@@ -1,25 +1,27 @@
 # Created by: Alexey Dokuchaev <danfe@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	abseil
 PORTVERSION=	20200225.2
 CATEGORIES=	devel
+PATCH_SITES=	https://github.com/${GH_ACCOUNT}/${GH_PROJECT}/commit/
+PATCHFILES=	567bee2f7393.diff:-p1
 
 MAINTAINER=	danfe@FreeBSD.org
 COMMENT=	Abseil Common Libraries (C++)
 
 LICENSE=	APACHE20
 
 USES=		cmake compiler:c++11-lang
 USE_GITHUB=	yes
 GH_PROJECT=	${PORTNAME}-cpp
 
 CMAKE_ARGS=	-DBUILD_SHARED_LIBS:BOOL=ON
 
 post-install:
 # XXX: should fix CMakeLists.txt instead of removing empty directories
 	${RMDIR} ${STAGEDIR}${PREFIX}/include/absl/copts \
 		${STAGEDIR}${PREFIX}/include/absl/strings/testdata
 	${RM} -r ${STAGEDIR}${PREFIX}/include/absl/time/internal/cctz/testdata
 
 .include <bsd.port.mk>
Index: head/devel/abseil/distinfo
===================================================================
--- head/devel/abseil/distinfo	(revision 535083)
+++ head/devel/abseil/distinfo	(revision 535084)
@@ -1,3 +1,5 @@
 TIMESTAMP = 1587584588
 SHA256 (abseil-abseil-cpp-20200225.2_GH0.tar.gz) = f41868f7a938605c92936230081175d1eae87f6ea2c248f41077c8f88316f111
 SIZE (abseil-abseil-cpp-20200225.2_GH0.tar.gz) = 1679650
+SHA256 (567bee2f7393.diff) = da8bfc591000555060f73360636b845d25f1f4ca47b225a3ababb8ba7ac09545
+SIZE (567bee2f7393.diff) = 533