diff --git a/ports/portaudio/fix-guid-linker-errors.patch b/ports/portaudio/fix-guid-linker-errors.patch
new file mode 100644
index 0000000000..0a053386e7
--- /dev/null
+++ b/ports/portaudio/fix-guid-linker-errors.patch
@@ -0,0 +1,65 @@
+From bf5d562f6e35d2aa2d264e92f90666484212a88e Mon Sep 17 00:00:00 2001
+From: invertego <invertego@users.noreply.github.com>
+Date: Mon, 2 Oct 2023 16:44:48 -0700
+Subject: [PATCH 1/2] wdmks: declare GUIDs with selectany attribute
+
+Match the behavior of guiddef.h in both mingw and the Windows SDK
+headers. This prevents linking errors caused by multiply defined symbols
+when linking against certain Windows SDK libs (like dxguid.lib).
+---
+ src/hostapi/wdmks/pa_win_wdmks.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/src/hostapi/wdmks/pa_win_wdmks.c b/src/hostapi/wdmks/pa_win_wdmks.c
+index bafc970d3..5d2a98743 100644
+--- a/src/hostapi/wdmks/pa_win_wdmks.c
++++ b/src/hostapi/wdmks/pa_win_wdmks.c
+@@ -165,11 +165,11 @@ Default is to use the pin category.
+ #define _NTRTL_ /* Turn off default definition of DEFINE_GUIDEX */
+ #undef DEFINE_GUID
+ #if defined(__clang__) || (defined(_MSVC_TRADITIONAL) && !_MSVC_TRADITIONAL) /* clang-cl and new msvc preprocessor: avoid too many arguments error */
+-    #define DEFINE_GUID(n, ...) EXTERN_C const GUID n = {__VA_ARGS__}
++    #define DEFINE_GUID(n, ...) EXTERN_C const GUID DECLSPEC_SELECTANY n = {__VA_ARGS__}
+     #define DEFINE_GUID_THUNK(n, ...) DEFINE_GUID(n, __VA_ARGS__)
+     #define DEFINE_GUIDEX(n) DEFINE_GUID_THUNK(n, STATIC_##n)
+ #else
+-    #define DEFINE_GUID(n, data) EXTERN_C const GUID n = {data}
++    #define DEFINE_GUID(n, data) EXTERN_C const GUID DECLSPEC_SELECTANY n = {data}
+     #define DEFINE_GUID_THUNK(n, data) DEFINE_GUID(n, data)
+     #define DEFINE_GUIDEX(n) DEFINE_GUID_THUNK(n, STATIC_##n)
+ #endif /* __clang__, !_MSVC_TRADITIONAL */
+
+From 63c6e189cafd6f184797776077a141809ef8cf0e Mon Sep 17 00:00:00 2001
+From: Ross Bencina <rossb@audiomulch.com>
+Date: Sat, 7 Oct 2023 09:49:19 +1100
+Subject: [PATCH 2/2] Make sure this works even if DECLSPEC_SELECTANY is not
+ defined
+
+---
+ src/hostapi/wdmks/pa_win_wdmks.c | 9 +++++++--
+ 1 file changed, 7 insertions(+), 2 deletions(-)
+
+diff --git a/src/hostapi/wdmks/pa_win_wdmks.c b/src/hostapi/wdmks/pa_win_wdmks.c
+index 5d2a98743..36cb396a8 100644
+--- a/src/hostapi/wdmks/pa_win_wdmks.c
++++ b/src/hostapi/wdmks/pa_win_wdmks.c
+@@ -164,12 +164,17 @@ Default is to use the pin category.
+ #define DYNAMIC_GUID(data) {data}
+ #define _NTRTL_ /* Turn off default definition of DEFINE_GUIDEX */
+ #undef DEFINE_GUID
++#ifdef DECLSPEC_SELECTANY
++#define PA_DECLSPEC_SELECTANY DECLSPEC_SELECTANY
++#else
++#define PA_DECLSPEC_SELECTANY
++#endif
+ #if defined(__clang__) || (defined(_MSVC_TRADITIONAL) && !_MSVC_TRADITIONAL) /* clang-cl and new msvc preprocessor: avoid too many arguments error */
+-    #define DEFINE_GUID(n, ...) EXTERN_C const GUID DECLSPEC_SELECTANY n = {__VA_ARGS__}
++    #define DEFINE_GUID(n, ...) EXTERN_C const GUID PA_DECLSPEC_SELECTANY n = {__VA_ARGS__}
+     #define DEFINE_GUID_THUNK(n, ...) DEFINE_GUID(n, __VA_ARGS__)
+     #define DEFINE_GUIDEX(n) DEFINE_GUID_THUNK(n, STATIC_##n)
+ #else
+-    #define DEFINE_GUID(n, data) EXTERN_C const GUID DECLSPEC_SELECTANY n = {data}
++    #define DEFINE_GUID(n, data) EXTERN_C const GUID PA_DECLSPEC_SELECTANY n = {data}
+     #define DEFINE_GUID_THUNK(n, data) DEFINE_GUID(n, data)
+     #define DEFINE_GUIDEX(n) DEFINE_GUID_THUNK(n, STATIC_##n)
+ #endif /* __clang__, !_MSVC_TRADITIONAL */
diff --git a/ports/portaudio/portfile.cmake b/ports/portaudio/portfile.cmake
index de9546e365..e5d8007f0d 100644
--- a/ports/portaudio/portfile.cmake
+++ b/ports/portaudio/portfile.cmake
@@ -5,6 +5,7 @@ vcpkg_from_github(
     SHA512 0f56e5f5b004f51915f29771b8fc1fe886f1fef5d65ab5ea1db43f43c49917476b9eec14b36aa54d3e9fb4d8bdf61e68c79624d00b7e548d4c493395a758233a
     PATCHES
         jack.diff
+        fix-guid-linker-errors.patch
 )
 
 string(COMPARE EQUAL "${VCPKG_CRT_LINKAGE}" "static" PA_DLL_LINK_WITH_STATIC_RUNTIME)
diff --git a/ports/portaudio/vcpkg.json b/ports/portaudio/vcpkg.json
index 6b9f8fe098..a8f27209a1 100644
--- a/ports/portaudio/vcpkg.json
+++ b/ports/portaudio/vcpkg.json
@@ -1,7 +1,7 @@
 {
   "name": "portaudio",
   "version": "19.7",
-  "port-version": 7,
+  "port-version": 8,
   "description": "PortAudio Portable Cross-platform Audio I/O API PortAudio is a free, cross-platform, open-source, audio I/O library.  It lets you write simple audio programs in 'C' or C++ that will compile and run on many platforms including Windows, Macintosh OS X, and Unix (OSS/ALSA). It is intended to promote the exchange of audio software between developers on different platforms. Many applications use PortAudio for Audio I/O.",
   "homepage": "https://www.portaudio.com",
   "license": "MIT",
diff --git a/versions/baseline.json b/versions/baseline.json
index 7cf089ed2d..95ae8bcb99 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -7702,7 +7702,7 @@
     },
     "portaudio": {
       "baseline": "19.7",
-      "port-version": 7
+      "port-version": 8
     },
     "portmidi": {
       "baseline": "2.0.6",
diff --git a/versions/p-/portaudio.json b/versions/p-/portaudio.json
index f1d447cea1..0ee6853375 100644
--- a/versions/p-/portaudio.json
+++ b/versions/p-/portaudio.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "47dce0abd35ae2790f4fa16d09279a80f601db93",
+      "version": "19.7",
+      "port-version": 8
+    },
     {
       "git-tree": "a0dea3aa03b2c63b924f0c068cd21b6a30a6ada5",
       "version": "19.7",