diff --git a/mingw-w64-petsc/PKGBUILD b/mingw-w64-petsc/PKGBUILD
index d458da0b83..8514dc1ed4 100644
--- a/mingw-w64-petsc/PKGBUILD
+++ b/mingw-w64-petsc/PKGBUILD
@@ -32,8 +32,8 @@
 _realname=petsc
 pkgbase=mingw-w64-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}" "${MINGW_PACKAGE_PREFIX}-${_realname}-build")
-pkgver=3.20.2
-pkgrel=4
+pkgver=3.21.1
+pkgrel=1
 pkgdesc='Sparse iterative (non)linear solver package (mingw-w64)'
 arch=('any')
 mingw_arch=('mingw64' 'ucrt64' 'clang64' 'clangarm64')
@@ -64,7 +64,7 @@ source=("https://web.cels.anl.gov/projects/petsc/download/release-snapshots/${_r
         '0002-openblas-clang.patch'
         '0003-pid.patch')
 noextract=("${_realname}-lite-${pkgver}.tar.gz")
-sha256sums=('2a2d08b5f0e3d0198dae2c42ce1fd036f25c153ef2bb4a2d320ca141ac7cd30b'
+sha256sums=('7ff8b692bceb7d7a8f51e2f45ccb20af00ba9395d7e1eee8816d46eb1c4c4b27'
             'ec5072630e1c0309fe383669e9187790cd135a393c67bc4bc35cf60b0ba396ff'
             '15c7af25b91406d5fe5f26cfe00963b6cfde1c3dd466eb25f1b6fae299934966'
             '7d171b2680211b0a4d305dfb866faf5c995e47d0ecf619d33f1cce3190c32128'