diff --git a/ports/libxdf/fix-pugixml-dependency.patch b/ports/libxdf/fix-pugixml-dependency.patch
deleted file mode 100644
index 5b888b9866..0000000000
--- a/ports/libxdf/fix-pugixml-dependency.patch
+++ /dev/null
@@ -1,65 +0,0 @@
-From ca070dfdd96db5c9eb9a5a88d1193f25b13e01f3 Mon Sep 17 00:00:00 2001
-From: myd7349 <myd7349@gmail.com>
-Date: Mon, 31 Jul 2023 23:50:40 +0800
-Subject: [PATCH] Fix missing pugixml dependency in generated CMake package
- file
-
----
- CMakeLists.txt        | 14 ++++++++++++--
- libxdfConfig.cmake.in |  9 +++++++++
- 2 files changed, 21 insertions(+), 2 deletions(-)
- create mode 100644 libxdfConfig.cmake.in
-
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index 98cc03f..42f9a91 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -43,18 +43,28 @@ target_include_directories(xdf PUBLIC
- 	$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}>
- 	$<INSTALL_INTERFACE:include>
- )
-+include(CMakePackageConfigHelpers)
- include(GNUInstallDirs)
-+configure_package_config_file(
-+    ${CMAKE_CURRENT_LIST_DIR}/libxdfConfig.cmake.in
-+    ${CMAKE_CURRENT_BINARY_DIR}/libxdfConfig.cmake
-+    INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}
-+)
- install(TARGETS xdf
--	EXPORT "${PROJECT_NAME}Config"
-+	EXPORT "${PROJECT_NAME}Targets"
- 	ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
- 	LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
- 	PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
- )
--install(EXPORT "${PROJECT_NAME}Config"
-+install(EXPORT "${PROJECT_NAME}Targets"
- 	COMPONENT ${PROJECT_NAME}
- 	NAMESPACE "XDF::"
- 	DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}
- )
-+install(FILES ${CMAKE_CURRENT_BINARY_DIR}/libxdfConfig.cmake
-+    COMPONENT ${PROJECT_NAME}
-+    DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}
-+)
- 
- # set(CPACK_STRIP_FILES ON)
- # set(CPACK_ARCHIVE_COMPONENT_INSTALL ON)
-diff --git a/libxdfConfig.cmake.in b/libxdfConfig.cmake.in
-new file mode 100644
-index 0000000..84331f0
---- /dev/null
-+++ b/libxdfConfig.cmake.in
-@@ -0,0 +1,9 @@
-+@PACKAGE_INIT@
-+
-+include(CMakeFindDependencyMacro)
-+
-+find_dependency(pugixml)
-+
-+if(NOT TARGET XDF::xdf)
-+    include("${CMAKE_CURRENT_LIST_DIR}/libxdfTargets.cmake")
-+endif()
--- 
-2.30.1.windows.1
-
diff --git a/ports/libxdf/portfile.cmake b/ports/libxdf/portfile.cmake
index ac5f9d409a..cb567774b4 100644
--- a/ports/libxdf/portfile.cmake
+++ b/ports/libxdf/portfile.cmake
@@ -4,10 +4,8 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO xdf-modules/libxdf
     REF "v${VERSION}"
-    SHA512 81ff3598442d3ea166ec54b74248ad7b7eca5fcfdb72526978966398ad9e6524883183e71b68e349c46c2705779bf2b4922ce097f01afe7a62faa449ab8fa075
+    SHA512 17b68a307118a1a1375ad1a4717d5bd83515daea51623f617d0c5673435fb79df2bbc7445504b274495481b089f93b10bec025a05ef641478eff77e36d420e4c
     HEAD_REF main
-    PATCHES
-        fix-pugixml-dependency.patch
 )
 
 vcpkg_cmake_configure(
diff --git a/ports/libxdf/vcpkg.json b/ports/libxdf/vcpkg.json
index c2075708db..9d96bc1fdb 100644
--- a/ports/libxdf/vcpkg.json
+++ b/ports/libxdf/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "libxdf",
-  "version": "0.99.8",
+  "version": "0.99.9",
   "description": "C++ library for loading multimodal, multi-rate signals stored in XDF files.",
   "homepage": "https://xdf-modules.github.io/libxdf/",
   "license": "BSD-2-Clause",
diff --git a/versions/baseline.json b/versions/baseline.json
index e7ed31858e..73695ac971 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -5393,7 +5393,7 @@
       "port-version": 0
     },
     "libxdf": {
-      "baseline": "0.99.8",
+      "baseline": "0.99.9",
       "port-version": 0
     },
     "libxdiff": {
diff --git a/versions/l-/libxdf.json b/versions/l-/libxdf.json
index dbfffcfc34..cc8f9e3ce4 100644
--- a/versions/l-/libxdf.json
+++ b/versions/l-/libxdf.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "ecd47f3dfc1bb7dc0b85374b6e5634c5b47be4a2",
+      "version": "0.99.9",
+      "port-version": 0
+    },
     {
       "git-tree": "c1a0ecbb62eb5c0d6411498644c94fe08120f3b5",
       "version": "0.99.8",