diff --git a/mingw-w64-cfitsio/PKGBUILD b/mingw-w64-cfitsio/PKGBUILD
index 22b26c18b0..5eeb404164 100644
--- a/mingw-w64-cfitsio/PKGBUILD
+++ b/mingw-w64-cfitsio/PKGBUILD
@@ -3,7 +3,7 @@
 _realname=cfitsio
 pkgbase=mingw-w64-${_realname}
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
-pkgver=4.2.0
+pkgver=4.3.0
 pkgrel=1
 epoch=1
 pkgdesc="A library of C and Fortran subroutines for reading and writing data files in FITS (Flexible Image Transport System) data format (mingw-w64)"
@@ -18,7 +18,7 @@ depends=("${MINGW_PACKAGE_PREFIX}-gcc-libs"
          "${MINGW_PACKAGE_PREFIX}-curl"
          "${MINGW_PACKAGE_PREFIX}-zlib")
 source=("https://heasarc.gsfc.nasa.gov/FTP/software/fitsio/c/${_realname}-${pkgver}.tar.gz")
-sha256sums=('eba53d1b3f6e345632bb09a7b752ec7ced3d63ec5153a848380f3880c5d61889')
+sha256sums=('fdadc01d09cf9f54253802c5ec87eb10de51ce4130411415ae88c30940621b8b')
 
 build() {
   declare -a extra_config