diff --git a/mingw-w64-ixion/002-do-not-search-for-boost-system.patch b/mingw-w64-ixion/002-do-not-search-for-boost-system.patch
deleted file mode 100644
index 14ef25aabe..0000000000
--- a/mingw-w64-ixion/002-do-not-search-for-boost-system.patch
+++ /dev/null
@@ -1,16 +0,0 @@
---- a/m4/boost.m4
-+++ b/m4/boost.m4
-@@ -888,12 +888,7 @@
- # Do not check for boost/filesystem.hpp because this file was introduced in
- # 1.34.
- BOOST_DEFUN([Filesystem],
--[# Do we have to check for Boost.System?  This link-time dependency was
--# added as of 1.35.0.  If we have a version <1.35, we must not attempt to
--# find Boost.System as it didn't exist by then.
--if test $boost_major_version -ge 135; then
--  BOOST_SYSTEM([$1], [$2])
--fi # end of the Boost.System check.
-+[
- boost_filesystem_save_LIBS=$LIBS
- boost_filesystem_save_LDFLAGS=$LDFLAGS
- m4_pattern_allow([^BOOST_SYSTEM_(LIBS|LDFLAGS)$])dnl
diff --git a/mingw-w64-ixion/PKGBUILD b/mingw-w64-ixion/PKGBUILD
index e47d471319..e026bb330d 100644
--- a/mingw-w64-ixion/PKGBUILD
+++ b/mingw-w64-ixion/PKGBUILD
@@ -4,7 +4,7 @@ _realname=ixion
 pkgbase=mingw-w64-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}")
 pkgver=0.20.0
-pkgrel=2
+pkgrel=3
 pkgdesc="A general purpose formula parser & interpreter. (mingw-w64)"
 arch=('any')
 mingw_arch=('ucrt64' 'clang64' 'clangarm64')
@@ -26,15 +26,15 @@ optdepends=("${MINGW_PACKAGE_PREFIX}-python: Python bindings"
             "${MINGW_PACKAGE_PREFIX}-vulkan-loader: Vulkan compute engine")
 source=("https://gitlab.com/ixion/ixion/-/archive/${pkgver}/${_realname}-${pkgver}.tar.bz2"
         "001-fix-build-on-mingw.patch"
-        "002-do-not-search-for-boost-system.patch")
+        "https://gitlab.com/ixion/ixion/-/commit/bfe5ab6a.patch")
 sha256sums=('39e54cd486fed458c2a6e83a5e658d4c2e818862355b33645bb1342449428463'
             'f5554b215c7be10f48a2567824acf54a7b97831b4e4723d76edd4fede31931fd'
-            '0bef56f5fe568a3131d187c95d7efec62e8617f23e02c3c20b6642da1e195837')
+            '0fdf9c1e34dfbdf55b4f2f347b9fbb1b8fe6fd35b6a0575d2aa6c58eae160920')
 
 prepare() {
   cd ${_realname}-${pkgver}
   patch -p1 -i "${srcdir}"/001-fix-build-on-mingw.patch
-  patch -p1 -i "${srcdir}"/002-do-not-search-for-boost-system.patch
+  patch -p1 -i "${srcdir}"/bfe5ab6a.patch
 
   autoreconf -fiv
 }
@@ -44,7 +44,8 @@ build() {
 
   ../${_realname}-${pkgver}/configure \
     --prefix=${MINGW_PREFIX} \
-    --enable-vulkan
+    --enable-vulkan \
+    --with-boost=${MINGW_PREFIX}
 
   make
 }