diff --git a/mingw-w64-python-zstandard/PKGBUILD b/mingw-w64-python-zstandard/PKGBUILD
index 8a6e62143c..eb0c82cbbd 100644
--- a/mingw-w64-python-zstandard/PKGBUILD
+++ b/mingw-w64-python-zstandard/PKGBUILD
@@ -3,11 +3,11 @@
 _realname=zstandard
 pkgbase=mingw-w64-python-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-python-${_realname}")
-pkgver=0.16.0
+pkgver=0.17.0
 pkgrel=1
 pkgdesc='Python bindings to the Zstandard (zstd) compression library (mingw-w64)'
 arch=('any')
-mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clang32')
+mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clang32' 'clangarm64')
 url="https://github.com/indygreg/python-zstandard"
 license=('BSD')
 depends=("${MINGW_PACKAGE_PREFIX}-python")
@@ -17,29 +17,28 @@ checkdepends=("${MINGW_PACKAGE_PREFIX}-python-hypothesis")
 optdepends=("${MINGW_PACKAGE_PREFIX}-python-cffi")
 options=('!emptydirs')
 source=("https://github.com/indygreg/python-zstandard/archive/$pkgver.tar.gz")
-sha256sums=('d8c7d651a6592f41dd68591bed978761ba2a54c8990f1fea4c6a5bb58cc34350')
+sha256sums=('bcdba2e5fd7842691f8ec2b9db58f362e0f133f745311dc3fbc021ce7fbdf221')
 
-prepare() {  
-  cd "$srcdir"
-  rm -rf python-build-${CARCH} | true
-  cp -r "python-${_realname}-$pkgver" "python-build-${CARCH}"
+prepare() {
+  rm -rf python-build-${MSYSTEM} | true
+  cp -r "python-${_realname}-$pkgver" "python-build-${MSYSTEM}"
 }
 
 build() {
-  msg "Python build for ${CARCH}"  
-  cd "${srcdir}/python-build-${CARCH}"
+  msg "Python build for ${MSYSTEM}"
+  cd "${srcdir}/python-build-${MSYSTEM}"
   sed -i 's,if compiler.compiler_type == "unix",if compiler.compiler_type == "mingw32",g' make_cffi.py
   ${MINGW_PREFIX}/bin/python setup.py build
 }
 
 check() {
-  cd "${srcdir}/python-build-${CARCH}"
+  cd "${srcdir}/python-build-${MSYSTEM}"
   ${MINGW_PREFIX}/bin/python setup.py build --inplace | warning "Tests failed"
   ${MINGW_PREFIX}/bin/python setup.py test | warning "Tests failed"
 }
 
 package() {
-  cd "${srcdir}/python-build-${CARCH}"
+  cd "${srcdir}/python-build-${MSYSTEM}"
   MSYS2_ARG_CONV_EXCL="--prefix=;--install-scripts=;--install-platlib=" \
   ${MINGW_PREFIX}/bin/python setup.py install --prefix=${MINGW_PREFIX} \
     --root="${pkgdir}" --optimize=1 --skip-build