diff -u -p1 yaml-cpp.old/Makefile yaml-cpp/Makefile
--- yaml-cpp.old/Makefile	2013-09-20 17:17:44.000000000 +0000
+++ yaml-cpp/Makefile	2014-03-01 15:11:49.000000000 +0000
@@ -4,4 +4,4 @@
 PORTNAME=	yaml-cpp
-PORTVERSION=	0.3.0
-PORTREVISION=	1
+PORTVERSION=	0.5.1
+#PORTREVISION=	1
 CATEGORIES=	devel
@@ -14,3 +14,3 @@ LICENSE=	MIT
 
-WRKSRC=		${WRKDIR}/${PORTNAME}
+#WRKSRC=		${WRKDIR}/${PORTNAME}
 USES=		cmake
diff -u -p1 yaml-cpp.old/distinfo yaml-cpp/distinfo
--- yaml-cpp.old/distinfo	2012-10-01 03:03:19.000000000 +0000
+++ yaml-cpp/distinfo	2014-03-01 15:09:34.000000000 +0000
@@ -1,2 +1,2 @@
-SHA256 (yaml-cpp-0.3.0.tar.gz) = 2cd038b5a1583b6745e949e196fba525f6d0d5fd340566585fde24fc7e117b82
-SIZE (yaml-cpp-0.3.0.tar.gz) = 82674
+SHA256 (yaml-cpp-0.5.1.tar.gz) = 3e7c9052b43d987d41819a203d97fc45de4eed3ec67e0fdb14265c3d11046f06
+SIZE (yaml-cpp-0.5.1.tar.gz) = 118244
Only in yaml-cpp.old: files
diff -u -p1 yaml-cpp.old/pkg-plist yaml-cpp/pkg-plist
--- yaml-cpp.old/pkg-plist	2012-10-22 01:06:21.000000000 +0000
+++ yaml-cpp/pkg-plist	2014-03-02 10:57:14.000000000 +0000
@@ -1,7 +1,9 @@
-include/yaml-cpp/aliasmanager.h
+lib/libyaml-cpp.so.0.5.1
+lib/libyaml-cpp.so.0.5
+lib/libyaml-cpp.so
 include/yaml-cpp/anchor.h
 include/yaml-cpp/binary.h
+include/yaml-cpp/contrib
 include/yaml-cpp/contrib/anchordict.h
 include/yaml-cpp/contrib/graphbuilder.h
-include/yaml-cpp/conversion.h
 include/yaml-cpp/dll.h
@@ -9,2 +11,3 @@ include/yaml-cpp/emitfromevents.h
 include/yaml-cpp/emitter.h
+include/yaml-cpp/emitterdef.h
 include/yaml-cpp/emittermanip.h
@@ -12,22 +15,28 @@ include/yaml-cpp/eventhandler.h
 include/yaml-cpp/exceptions.h
-include/yaml-cpp/iterator.h
-include/yaml-cpp/ltnode.h
 include/yaml-cpp/mark.h
-include/yaml-cpp/node.h
-include/yaml-cpp/nodeimpl.h
-include/yaml-cpp/nodereadimpl.h
-include/yaml-cpp/nodeutil.h
+include/yaml-cpp/node/convert.h
+include/yaml-cpp/node/detail
+include/yaml-cpp/node/detail/bool_type.h
+include/yaml-cpp/node/detail/impl.h
+include/yaml-cpp/node/detail/iterator.h
+include/yaml-cpp/node/detail/iterator_fwd.h
+include/yaml-cpp/node/detail/memory.h
+include/yaml-cpp/node/detail/node.h
+include/yaml-cpp/node/detail/node_data.h
+include/yaml-cpp/node/detail/node_iterator.h
+include/yaml-cpp/node/detail/node_ref.h
+include/yaml-cpp/node/emit.h
+include/yaml-cpp/node/impl.h
+include/yaml-cpp/node/iterator.h
+include/yaml-cpp/node/node.h
+include/yaml-cpp/node/parse.h
+include/yaml-cpp/node/ptr.h
+include/yaml-cpp/node/type.h
 include/yaml-cpp/noncopyable.h
 include/yaml-cpp/null.h
-include/yaml-cpp/ostream.h
+include/yaml-cpp/ostream_wrapper.h
 include/yaml-cpp/parser.h
 include/yaml-cpp/stlemitter.h
-include/yaml-cpp/stlnode.h
 include/yaml-cpp/traits.h
 include/yaml-cpp/yaml.h
-lib/libyaml-cpp.so
-lib/libyaml-cpp.so.0
-lib/libyaml-cpp.so.0.3.0
 libdata/pkgconfig/yaml-cpp.pc
-@dirrm include/yaml-cpp/contrib
-@dirrm include/yaml-cpp