diff --git a/ports/graphviz/portfile.cmake b/ports/graphviz/portfile.cmake
index 6a4b451063a832..14f0b00db5c63e 100644
--- a/ports/graphviz/portfile.cmake
+++ b/ports/graphviz/portfile.cmake
@@ -1,3 +1,5 @@
+vcpkg_check_linkage(ONLY_DYNAMIC_LIBRARY)
+
 vcpkg_from_gitlab(
     GITLAB_URL https://gitlab.com
     OUT_SOURCE_PATH SOURCE_PATH
@@ -9,6 +11,25 @@ vcpkg_from_gitlab(
         0001-Fix-build.patch
 )
 
+if(VCPKG_TARGET_IS_OSX)
+    message("${PORT} currently requires the following libraries from the system package manager:\n    libtool\n\nThey can be installed with brew install libtool")
+elseif(VCPKG_TARGET_IS_LINUX)
+    message("${PORT} currently requires the following libraries from the system package manager:\n    libtool\n\nThey can be installed with apt-get install libtool")
+else()
+    vcpkg_download_distfile(
+        LTDL_H_PATH
+        URLS "https://gitlab.com/graphviz/graphviz-windows-dependencies/-/raw/141d3a21be904fa8dc2ae3ed01d36684db07a35d/${VCPKG_TARGET_ARCHITECTURE}/include/ltdl.h"
+        FILENAME ltdl.h
+        SHA512 f2d20e849e35060536265f47014c40eb70e57dacd600a9db112fc465fbfa6a66217b44a8c3dc33039c260a27f09d9034b329b03cc28c32a22ec503fcd17b78cd
+    )
+    file(COPY ${LTDL_H_PATH} DESTINATION ${SOURCE_PATH}/lib/common)
+    set(EXTRA_CMAKE_OPTION "-DLTDL_INCLUDE_DIR=${SOURCE_PATH}/lib/common")
+endif()
+
+if(NOT VCPKG_TARGET_IS_WINDOWS)
+    set(EXTRA_CMAKE_OPTION "-DCMAKE_INSTALL_RPATH=${CURRENT_INSTALLED_DIR}/lib")
+endif()
+
 vcpkg_acquire_msys(MSYS_ROOT PACKAGES gawk)
 vcpkg_add_to_path("${MSYS_ROOT}/usr/bin")
 
@@ -19,15 +40,14 @@ vcpkg_find_acquire_program(PYTHON3)
 
 vcpkg_cmake_configure(
     SOURCE_PATH "${SOURCE_PATH}"
-
     DISABLE_PARALLEL_CONFIGURE
     OPTIONS
         -DBISON_EXECUTABLE=${BISON}
         -DFLEX_EXECUTABLE=${FLEX}
         -DGIT_EXECUTABLE=${GIT}
         -DPython3_EXECUTABLE=${PYTHON3}
-        -DPKG_CONFIG_EXECUTABLE=${CURRENT_INSTALLED_DIR}/tools/pkgconf/pkgconf
-        -Denable_ltdl=OFF
+        -DPKG_CONFIG_EXECUTABLE=${CURRENT_HOST_INSTALLED_DIR}/tools/pkgconf/pkgconf
+        ${EXTRA_CMAKE_OPTION}
 )
 
 vcpkg_cmake_install()
@@ -40,7 +60,18 @@ vcpkg_copy_tools(
     AUTO_CLEAN
 )
 
-# # Handle copyright
+if(VCPKG_TARGET_IS_WINDOWS)
+    file(GLOB PLUGINS "${CURRENT_PACKAGES_DIR}/bin/gvplugin_*")
+    file(COPY ${PLUGINS} DESTINATION "${CURRENT_PACKAGES_DIR}/tools/${PORT}")
+    vcpkg_execute_required_process(
+        COMMAND dot -c
+        WORKING_DIRECTORY ${CURRENT_PACKAGES_DIR}/tools/${PORT}
+        LOGNAME configure-plugins
+    )
+    file(COPY "${CURRENT_PACKAGES_DIR}/tools/${PORT}/config6" DESTINATION "${CURRENT_PACKAGES_DIR}/bin")
+endif()
+
+# Handle copyright
 file(INSTALL "${SOURCE_PATH}/LICENSE" DESTINATION "${CURRENT_PACKAGES_DIR}/share/${PORT}" RENAME copyright)
-
-vcpkg_fixup_pkgconfig()
+
+vcpkg_fixup_pkgconfig()
diff --git a/ports/graphviz/vcpkg.json b/ports/graphviz/vcpkg.json
index 249daf03cbcc88..d9e8eca967d8e0 100644
--- a/ports/graphviz/vcpkg.json
+++ b/ports/graphviz/vcpkg.json
@@ -1,16 +1,20 @@
 {
   "name": "graphviz",
   "version-semver": "2.49.1",
-  "port-version": 1,
+  "port-version": 2,
   "description": "Graph Visualization Tools",
   "homepage": "https://graphviz.org/",
+  "license": "EPL-1.0",
   "dependencies": [
     "cairo",
     "getopt",
     "libffi",
     "libgd",
     "pango",
-    "pkgconf",
+    {
+      "name": "pkgconf",
+      "host": true
+    },
     {
       "name": "vcpkg-cmake",
       "host": true
diff --git a/versions/baseline.json b/versions/baseline.json
index c8b5e0096a71fa..eb0f4dd82984d9 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -2586,7 +2586,7 @@
     },
     "graphviz": {
       "baseline": "2.49.1",
-      "port-version": 1
+      "port-version": 2
     },
     "greatest": {
       "baseline": "1.5.0",
diff --git a/versions/g-/graphviz.json b/versions/g-/graphviz.json
index 32fd45fe604ccc..1c479d139c7a0b 100644
--- a/versions/g-/graphviz.json
+++ b/versions/g-/graphviz.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "912ac6a1578bd9cf23c20ed7f3bc85c25058c872",
+      "version-semver": "2.49.1",
+      "port-version": 2
+    },
     {
       "git-tree": "61316edc3deb64749cf84f70f5b0dbd669c06a9e",
       "version-semver": "2.49.1",