diff --git a/cad/surelog/Makefile b/cad/surelog/Makefile
index 956a91143937..cbd8b17df190 100644
--- a/cad/surelog/Makefile
+++ b/cad/surelog/Makefile
@@ -1,64 +1,64 @@
 PORTNAME=	surelog
 DISTVERSIONPREFIX=	v
-DISTVERSION=	1.51
-PORTREVISION=	1
+DISTVERSION=	1.56
 CATEGORIES=	cad
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	SystemVerilog 2017 Pre-processor, Parser, Elaborator, etc
 WWW=		https://github.com/chipsalliance/Surelog
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BROKEN_aarch64=	compilation fails: Creating OVM precompiled package... Segmentation fault (core dumped) # update to the current revision might help but it has C++ errors
 BROKEN_armv6=	compilation fails: Creating OVM precompiled package... libunwind: personality function returned unknown result 5
 BROKEN_i386=	compilation fails: conversion function cannot be redeclared, see https://github.com/chipsalliance/Surelog/issues/3206
 
 BUILD_DEPENDS=	utf8cpp>0:devel/utf8cpp \
 		${PYTHON_PKGNAMEPREFIX}orderedmultidict>0:devel/py-orderedmultidict@${PY_FLAVOR}
 LIB_DEPENDS=	libcapnp.so:devel/capnproto \
 		libtcmalloc.so:devel/google-perftools \
 		libuhdm.so:cad/uhdm
 
 USES=		cmake:testing compiler:c++17-lang localbase:ldflags tcl:86,build
 USE_JAVA=	17 # Java selection fails in cmake when Java 11 is also installed, see https://gitlab.kitware.com/cmake/cmake/-/issues/24674
 USE_LDCONFIG=	${PREFIX}/lib ${PREFIX}/lib/surelog
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	chipsalliance
 GH_PROJECT=	Surelog
 GH_TUPLE=	alainmarcel:antlr4:3143e88:antlr4/third_party/antlr4 \
 		google:googletest:e1ee0fa:googletest/third_party/googletest \
 		google:flatbuffers:32a6744:flatbuffers/third_party/flatbuffers
 
 CMAKE_ON=	BUILD_SHARED_LIBS SURELOG_USE_HOST_UHDM
 CMAKE_OFF=	SURELOG_BUILD_TESTS
 CMAKE_ARGS=	-DFREEBSD_JAVA_VERSION=${USE_JAVA} \
 		-DPython3_EXECUTABLE=${PYTHON_CMD}
 CMAKE_TESTING_ON=	SURELOG_BUILD_TESTS # unclear how to run tests, see https://github.com/chipsalliance/Surelog/issues/3545
 CMAKE_TESTING_TARGET=	UnitTests
 
 CONFLICTS_INSTALL=	capnproto capnproto080
 
 BINARY_ALIAS=	python3=${PYTHON_CMD} tclsh=${TCLSH}
 
 OPTIONS_DEFINE=	PYTHON
 OPTIONS_SUB=	yes
 
 PYTHON_USES=		python
 PYTHON_USES_OFF=	python:build
 PYTHON_CMAKE_BOOL=	SURELOG_WITH_PYTHON
 PYTHON_CMAKE_ON=	-DFREEBSD_PYTHON_DISTVERSION=${PYTHON_DISTVERSION}
 
 PORTSCOUT=	limit:^.*[0-9]\.[0-9] # prevent tags like 'show'
 
-post-install:
+post-install: # workaound for https://github.com/chipsalliance/Surelog/issues/3596
 	@${RMDIR} \
-		${STAGEDIR}${PREFIX}/bin/pkg/work \
-		${STAGEDIR}${PREFIX}/bin/pkg
+		${STAGEDIR}${DATADIR}/pkg/work \
+		${STAGEDIR}${DATADIR}/pkg \
+		${STAGEDIR}${DATADIR}
 
 post-test:
 	cd ${BUILD_WRKSRC} && ctest
 
 .include <bsd.port.mk>
diff --git a/cad/surelog/distinfo b/cad/surelog/distinfo
index f06f0d93de5b..58193bf0aedb 100644
--- a/cad/surelog/distinfo
+++ b/cad/surelog/distinfo
@@ -1,13 +1,9 @@
-TIMESTAMP = 1680147427
-SHA256 (chipsalliance-Surelog-v1.51_GH0.tar.gz) = f874b4df3caaef2ec57e281f560f8abde7d147a6b8dd914df402cc43ee1dd247
-SIZE (chipsalliance-Surelog-v1.51_GH0.tar.gz) = 91928901
+TIMESTAMP = 1681668095
+SHA256 (chipsalliance-Surelog-v1.56_GH0.tar.gz) = 36396d327aa4d433b38e0673608316e25f696e0d37c5f2ce14976b71a24f0683
+SIZE (chipsalliance-Surelog-v1.56_GH0.tar.gz) = 91906822
 SHA256 (alainmarcel-antlr4-3143e88_GH0.tar.gz) = cc950334f511b91b9b47bc8b84b60a7f7ae85d3ab2cb7a8596a9a226a53386ce
 SIZE (alainmarcel-antlr4-3143e88_GH0.tar.gz) = 4310506
-SHA256 (chipsalliance-UHDM-1aaa156_GH0.tar.gz) = fb356d189c20e3361c30de3f73e579d60e3dbf9a32b51a580679552dc08593c0
-SIZE (chipsalliance-UHDM-1aaa156_GH0.tar.gz) = 1751813
-SHA256 (capnproto-capnproto-14f24a4_GH0.tar.gz) = 1130e78658e8b1ceb3a69a6b3a964913f22505532ab217299e5600f371922877
-SIZE (capnproto-capnproto-14f24a4_GH0.tar.gz) = 2121570
 SHA256 (google-googletest-e1ee0fa_GH0.tar.gz) = d2d59b967237e554f5d816892b4aa831ed024d3af7ffcfde1e232260a19d4501
 SIZE (google-googletest-e1ee0fa_GH0.tar.gz) = 865239
 SHA256 (google-flatbuffers-32a6744_GH0.tar.gz) = 826bb0eb96e79a909592c9fb4c4ef775d61a0b4c30e9db0249ff924830cf3cf7
 SIZE (google-flatbuffers-32a6744_GH0.tar.gz) = 2198497
diff --git a/cad/surelog/pkg-plist b/cad/surelog/pkg-plist
index fb118f6892fa..859ff7149bac 100644
--- a/cad/surelog/pkg-plist
+++ b/cad/surelog/pkg-plist
@@ -1,83 +1,86 @@
 bin/roundtrip
 bin/surelog
-cmake/Surelog-%%CMAKE_BUILD_TYPE%%.cmake
-cmake/Surelog.cmake
 include/Surelog/API/PythonAPI.h
 include/Surelog/API/SLAPI.h
 include/Surelog/API/Surelog.h
 include/Surelog/CommandLine/CommandLineParser.h
 include/Surelog/Common/ClockingBlockHolder.h
 include/Surelog/Common/Containers.h
 include/Surelog/Common/FileSystem.h
 include/Surelog/Common/NodeId.h
 include/Surelog/Common/PathId.h
 include/Surelog/Common/PlatformFileSystem.h
 include/Surelog/Common/PortNetHolder.h
 include/Surelog/Common/RTTI.h
 include/Surelog/Common/SymbolId.h
 include/Surelog/Config/Config.h
 include/Surelog/Config/ConfigSet.h
 include/Surelog/Design/BindStmt.h
 include/Surelog/Design/ClockingBlock.h
 include/Surelog/Design/DataType.h
 include/Surelog/Design/DefParam.h
 include/Surelog/Design/Design.h
 include/Surelog/Design/DesignComponent.h
 include/Surelog/Design/DesignElement.h
 include/Surelog/Design/DummyType.h
 include/Surelog/Design/Enum.h
 include/Surelog/Design/FileCNodeId.h
 include/Surelog/Design/FileContent.h
 include/Surelog/Design/Function.h
 include/Surelog/Design/Instance.h
 include/Surelog/Design/LetStmt.h
 include/Surelog/Design/ModPort.h
 include/Surelog/Design/ModuleDefinition.h
 include/Surelog/Design/ModuleInstance.h
 include/Surelog/Design/Netlist.h
 include/Surelog/Design/ParamAssign.h
 include/Surelog/Design/Parameter.h
 include/Surelog/Design/Scope.h
 include/Surelog/Design/Signal.h
 include/Surelog/Design/SimpleType.h
 include/Surelog/Design/Statement.h
 include/Surelog/Design/Struct.h
 include/Surelog/Design/Task.h
 include/Surelog/Design/TfPortItem.h
 include/Surelog/Design/TimeInfo.h
 include/Surelog/Design/Union.h
 include/Surelog/Design/VObject.h
 include/Surelog/Design/ValuedComponentI.h
 include/Surelog/DesignCompile/CompileHelper.h
 include/Surelog/ErrorReporting/Error.h
 include/Surelog/ErrorReporting/ErrorContainer.h
 include/Surelog/ErrorReporting/ErrorDefinition.h
 include/Surelog/ErrorReporting/Location.h
 include/Surelog/ErrorReporting/LogListener.h
 include/Surelog/ErrorReporting/Report.h
 include/Surelog/ErrorReporting/Waiver.h
 include/Surelog/Expression/ExprBuilder.h
 include/Surelog/Expression/Value.h
 include/Surelog/Library/Library.h
 include/Surelog/Library/LibrarySet.h
 include/Surelog/Package/Package.h
 include/Surelog/SourceCompile/AstListener.h
 include/Surelog/SourceCompile/AstTraceListener.h
 include/Surelog/SourceCompile/SymbolTable.h
 include/Surelog/SourceCompile/VObjectTypes.h
 include/Surelog/Testbench/ClassDefinition.h
 include/Surelog/Testbench/ClassObject.h
 include/Surelog/Testbench/Constraint.h
 include/Surelog/Testbench/CoverGroupDefinition.h
 include/Surelog/Testbench/FunctionMethod.h
 include/Surelog/Testbench/Program.h
 include/Surelog/Testbench/Property.h
 include/Surelog/Testbench/TaskMethod.h
 include/Surelog/Testbench/TypeDef.h
 include/Surelog/Testbench/Variable.h
+include/Surelog/config.h
+include/Surelog/surelog-version.h
 include/Surelog/surelog.h
-lib/cmake/SurelogConfig.cmake
+lib/cmake/Surelog/SurelogConfig.cmake
+lib/cmake/Surelog/SurelogConfigVersion.cmake
+lib/cmake/Surelog/SurelogTargets-%%CMAKE_BUILD_TYPE%%.cmake
+lib/cmake/Surelog/SurelogTargets.cmake
 lib/surelog/libantlr4-runtime.a
 lib/surelog/libflatbuffers.a
 lib/surelog/libsurelog.so
 libdata/pkgconfig/Surelog.pc