diff --git a/mingw-w64-python-cffi/PKGBUILD b/mingw-w64-python-cffi/PKGBUILD
index 20379e84e5517..520b31ef40157 100644
--- a/mingw-w64-python-cffi/PKGBUILD
+++ b/mingw-w64-python-cffi/PKGBUILD
@@ -6,10 +6,11 @@ pkgname=("${MINGW_PACKAGE_PREFIX}-python-${_realname}")
 provides=("${MINGW_PACKAGE_PREFIX}-python3-${_realname}")
 conflicts=("${MINGW_PACKAGE_PREFIX}-python3-${_realname}")
 replaces=("${MINGW_PACKAGE_PREFIX}-python3-${_realname}")
-pkgver=1.16.0
+pkgver=1.17.1
 pkgrel=1
 pkgdesc="Foreign Function Interface for Python calling C code (mingw-w64)"
 url='https://cffi.readthedocs.io/'
+msys2_repository_url='https://github.com/python-cffi/cffi'
 license=('MIT')
 arch=('any')
 mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clang32' 'clangarm64')
@@ -21,15 +22,19 @@ depends=("${MINGW_PACKAGE_PREFIX}-libffi"
 makedepends=("${MINGW_PACKAGE_PREFIX}-python-setuptools" "${MINGW_PACKAGE_PREFIX}-cc")
 checkdepends=("${MINGW_PACKAGE_PREFIX}-python-pytest-runner")
 source=("https://pypi.org/packages/source/${_realname:0:1}/${_realname}/${_realname}-${pkgver}.tar.gz"
-        "mingw-non-x86.patch")
-sha256sums=('bcb3ef43e58665bbda2fb198698fcae6776483e0c4a631aa5647806c25e02cc0'
-            'c8a8ea2d65932ea0b62eae56dbc8afd6baacaadc7cb284ca0e4edf7ed1460c52')
+        'mingw-non-x86.patch'
+        'pyunicode_aswidechar-arg-fix.patch')
+sha256sums=('1c39c6016c32bc48dd54561950ebd6836e1670f2ae46128f67cf49e789c52824'
+            'c8a8ea2d65932ea0b62eae56dbc8afd6baacaadc7cb284ca0e4edf7ed1460c52'
+            '5a091f36037700c85e9f92acdf723cb929b0a5bcd324d96fa999bb5f865d11bf')
 
 prepare() {
   cd "${srcdir}"
   cp -r "${_realname}-${pkgver}" "python-build-${CARCH}"
   cd "python-build-${CARCH}"
   patch -Np1 -i "${srcdir}"/mingw-non-x86.patch
+  # https://github.com/python-cffi/cffi/pull/91
+  patch -Np1 -i "${srcdir}"/pyunicode_aswidechar-arg-fix.patch
 }
 
 build() {
diff --git a/mingw-w64-python-cffi/pyunicode_aswidechar-arg-fix.patch b/mingw-w64-python-cffi/pyunicode_aswidechar-arg-fix.patch
new file mode 100644
index 0000000000000..4cb5cc3d76c0c
--- /dev/null
+++ b/mingw-w64-python-cffi/pyunicode_aswidechar-arg-fix.patch
@@ -0,0 +1,22 @@
+From 3af3a6955414f20dc711991468cbf5dc232908fc Mon Sep 17 00:00:00 2001
+From: Armin Rigo <arigo@tunes.org>
+Date: Wed, 26 Jun 2024 18:10:49 +0200
+Subject: [PATCH] PyUnicode_AsWideChar takes a 'PyObject *' argument
+
+---
+ src/c/_cffi_backend.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/c/_cffi_backend.c b/src/c/_cffi_backend.c
+index 602117e3..7b288ef2 100644
+--- a/src/c/_cffi_backend.c
++++ b/src/c/_cffi_backend.c
+@@ -4565,7 +4565,7 @@ static void *b_do_dlopen(PyObject *args, const char **p_printable_filename,
+             sz1 = PyText_GetSize(filename_unicode) + 1;
+             sz1 *= 2;   /* should not be needed, but you never know */
+             w1 = alloca(sizeof(wchar_t) * sz1);
+-            sz1 = PyUnicode_AsWideChar((PyUnicodeObject *)filename_unicode,
++            sz1 = PyUnicode_AsWideChar(filename_unicode,
+                                        w1, sz1 - 1);
+             if (sz1 < 0)
+                 return NULL;