diff --git a/tools/MINGW-packages/mingw-w64-imath/PKGBUILD b/tools/MINGW-packages/mingw-w64-imath/PKGBUILD
index a1948bca6..e99bbbc79 100644
--- a/tools/MINGW-packages/mingw-w64-imath/PKGBUILD
+++ b/tools/MINGW-packages/mingw-w64-imath/PKGBUILD
@@ -3,12 +3,12 @@
 _realname=imath
 pkgbase=mingw-w64-natron_${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-natron_${_realname}")
-pkgver=3.1.10
+pkgver=3.1.12
 pkgrel=99.1
 pkgdesc='A C++ and python library of 2D and 3D vector, matrix, and math operations for computer graphics (mingw-w64)'
 url='https://www.openexr.com/'
 arch=('any')
-mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clang32' 'clangarm64')
+mingw_arch=('mingw32' 'mingw64' 'ucrt64' 'clang64' 'clangarm64')
 license=('spdx:BSD-3-Clause')
 depends=("${MINGW_PACKAGE_PREFIX}-gcc-libs")
 makedepends=("${MINGW_PACKAGE_PREFIX}-cc"
@@ -22,7 +22,7 @@ optdepends=("${MINGW_PACKAGE_PREFIX}-python: python bindings"
 source=("https://github.com/AcademySoftwareFoundation/Imath/archive/v${pkgver}/${_realname}-${pkgver}.tar.gz"
         0001-cmake-libs-name.patch
         0002-fix-openexr-clang-build.patch)
-sha256sums=('f2943e86bfb694e216c60b9a169e5356f8a90f18fbd34d7b6e3450be14f60b10'
+sha256sums=('8a1bc258f3149b5729c2f4f8ffd337c0e57f09096e4ba9784329f40c4a9035da'
             '2dc2de52e2475cc9d725ff443466d3ac247a405018f1d9b0caeb03a9d5116d9b'
             '0eea3c7b57d5b59887f963d696c2afdcfb1976a3913f161995e19b13d6a65086')
 
diff --git a/tools/MINGW-packages/mingw-w64-openexr/PKGBUILD b/tools/MINGW-packages/mingw-w64-openexr/PKGBUILD
index 09cb711b0..1fff9cd4e 100644
--- a/tools/MINGW-packages/mingw-w64-openexr/PKGBUILD
+++ b/tools/MINGW-packages/mingw-w64-openexr/PKGBUILD
@@ -3,7 +3,7 @@
 _realname=openexr
 pkgbase=mingw-w64-natron_${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-natron_${_realname}")
-pkgver=3.2.4
+pkgver=3.3.2
 pkgrel=99.1
 pkgdesc='A high dynamic-range image file format library (mingw-w64)'
 arch=('any')
@@ -34,7 +34,7 @@ replaces=(
 source=("https://github.com/openexr/openexr/archive/v${pkgver}/${_realname}-${pkgver}.tar.gz"
         0006-cmake-soversion.patch
         0007-export-TypedAttribute-value.patch)
-sha256sums=('81e6518f2c4656fdeaf18a018f135e96a96e7f66dbe1c1f05860dd94772176cc'
+sha256sums=('5013e964de7399bff1dd328cbf65d239a989a7be53255092fa10b85a8715744d'
             '5653da878ebbf5f3087bb529213931b48e151aef082b34e19d189e22be0411e7'
             '204777b48cde1c4d390789f10c5e429d5295be701f68a7937a90d0ecf271c048')