diff --git a/mingw-w64-python-oslo-utils/PKGBUILD b/mingw-w64-python-oslo-utils/PKGBUILD
index 8f2ad66cd7..85e6ead0f6 100644
--- a/mingw-w64-python-oslo-utils/PKGBUILD
+++ b/mingw-w64-python-oslo-utils/PKGBUILD
@@ -6,7 +6,7 @@ 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=3.42.1
+pkgver=4.0.0
 pkgrel=1
 pkgdesc="Oslo Utility library (mingw-w64)"
 arch=('any')
@@ -25,7 +25,7 @@ checkdepends=("${MINGW_PACKAGE_PREFIX}-python-oslotest"
               "${MINGW_PACKAGE_PREFIX}-python-ddt"
               "${MINGW_PACKAGE_PREFIX}-python-testrepository")
 source=("${_realname}-${pkgver}.tar.gz"::"https://github.com/openstack/oslo.utils/archive/${pkgver}.tar.gz")
-sha512sums=('7e7161e2c65c5b722335d45fd73e6debb7d9ae0f7ff792d2d8600ee356a3a97028daf5da980e8cdfd3fbef47312f1c7c47411fea431711eebadb92c90e723dd9')
+sha512sums=('c2fd4c36c2ceaca482c8d0c2c12e9bd4e9ec18316bc05e2016d2d877cfe916737b8f47ee91c0b672b27e1813c6782c3b81cafac7d1da41a2d35ff0e7ccc11a56')
 
 prepare() {
   cd "${srcdir}/oslo.utils-${pkgver}"