diff --git a/mingw-w64-python-oslo-serialization/PKGBUILD b/mingw-w64-python-oslo-serialization/PKGBUILD
index 20962dac48..24dc1b098e 100644
--- a/mingw-w64-python-oslo-serialization/PKGBUILD
+++ b/mingw-w64-python-oslo-serialization/PKGBUILD
@@ -3,7 +3,7 @@
 _realname=oslo-serialization
 pkgbase=mingw-w64-python-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-python2-${_realname}"  "${MINGW_PACKAGE_PREFIX}-python3-${_realname}")
-pkgver=2.28.1
+pkgver=2.29.1
 pkgrel=1
 pkgdesc="Oslo Serialization library (mingw-w64)"
 arch=('any')
@@ -30,7 +30,7 @@ checkdepends=("${MINGW_PACKAGE_PREFIX}-python3-oslotest"
               "${MINGW_PACKAGE_PREFIX}-python2-testrepository")
 options=('staticlibs' 'strip' '!debug')
 source=("${_realname}-$pkgver.tar.gz"::"https://github.com/openstack/oslo.serialization/archive/$pkgver.tar.gz")
-sha512sums=('fc140db1fe3ae76ae9b6ccfb3ea186f86d6fae090776c20c3f1753c6b13753361b68f35cb881c529e454ec149bf4fedb00261a08ae4092dd0fb92089cc551b1c')
+sha512sums=('6ae30dbd7f6b3e9f9ffd7524eeb8aae42d37c0a0493730a7bc2f47e9f94e486a8bb74779c921ca1c1ca668c133026c9503ade1913c1084266cba6e11e8e5f72e')
 
 # Helper macros to help make tasks easier #
 apply_patch_with_msg() {