diff --git a/mingw-w64-tzdata/PKGBUILD b/mingw-w64-tzdata/PKGBUILD
index eaac81ae38..d1145920b9 100644
--- a/mingw-w64-tzdata/PKGBUILD
+++ b/mingw-w64-tzdata/PKGBUILD
@@ -3,7 +3,7 @@
 _realname=tzdata
 pkgbase=mingw-w64-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}")
-pkgver=2023b
+pkgver=2023c
 pkgrel=1
 pkgdesc="Sources for time zone and daylight saving time data (mingw-w64)"
 arch=('any')
@@ -13,7 +13,7 @@ license=('custom: public domain')
 options=('!emptydirs')
 makedepends=('tzcode')
 source=(https://www.iana.org/time-zones/repository/releases/${_realname}${pkgver}.tar.gz{,.asc})
-sha512sums=('0f697b872ef02109d2098db12d0effc834b2ac5438921e0867f2c70987f305a47dc3eac720c344bb3757c902a7653109621e943564bdfbf00937077c311aa29b'
+sha512sums=('608bd286ebcbd0004cfdc1da183273f08aff61f90c8867661154453d77a05d421e4c46ad6d066a1fe2e87d5c82ec0f1c0224667a3b35f3180a3eb7f6ff84cbf5'
             'SKIP')
 validpgpkeys=('7E3792A9D8ACF7D633BC1588ED97E90E62AA7E34') # Paul Eggert <eggert@cs.ucla.edu>