diff --git a/mingw-w64-libmypaint/0001-fix-autoconf.patch b/mingw-w64-libmypaint/0001-fix-autoconf.patch
new file mode 100644
index 0000000000..27fea46147
--- /dev/null
+++ b/mingw-w64-libmypaint/0001-fix-autoconf.patch
@@ -0,0 +1,11 @@
+--- a/configure.ac
++++ b/configure.ac
+@@ -245,7 +245,7 @@
+   AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, "$GETTEXT_PACKAGE",
+                      [The prefix for our gettext translation domains.])
+   AC_SUBST(GETTEXT_PACKAGE)
+-  IT_PROG_INTLTOOL
++IT_PROG_INTLTOOL
+   AM_GLIB_GNU_GETTEXT
+ 
+   dnl Debian: stdlib
diff --git a/mingw-w64-libmypaint/PKGBUILD b/mingw-w64-libmypaint/PKGBUILD
index d07078c7a0..c068ae1585 100644
--- a/mingw-w64-libmypaint/PKGBUILD
+++ b/mingw-w64-libmypaint/PKGBUILD
@@ -6,7 +6,7 @@ pkgbase=mingw-w64-${_realname}
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
 conflicts=("${MINGW_PACKAGE_PREFIX}-mypaint<1.3.0alpha")
 pkgver=${_realver/-/}
-pkgrel=2
+pkgrel=3
 pkgdesc="Brush engine used by MyPaint (mingw-w64)"
 arch=('any')
 mingw_arch=('mingw32' 'mingw64' 'ucrt64')
@@ -22,11 +22,17 @@ depends=("${MINGW_PACKAGE_PREFIX}-gcc-libs"
          "${MINGW_PACKAGE_PREFIX}-glib2"
          "${MINGW_PACKAGE_PREFIX}-json-c")
 options=('strip' '!debug')
-source=("https://github.com/mypaint/${_realname}/releases/download/v${_realver}/${_realname}-${_realver}.tar.xz")
-sha256sums=('aef8150a0c84ce2ff6fb24de8d5ffc564845d006f8bad7ed84ee32ed1dd90c2b')
+source=("https://github.com/mypaint/${_realname}/releases/download/v${_realver}/${_realname}-${_realver}.tar.xz"
+        "0001-fix-autoconf.patch")
+sha256sums=('aef8150a0c84ce2ff6fb24de8d5ffc564845d006f8bad7ed84ee32ed1dd90c2b'
+            '0ba7acddb4962f84ea817a497f41d39dd26f3829db532c056e0705ef751fcf11')
 
 prepare() {
   cd ${_realname}-${_realver}
+
+  # https://github.com/mypaint/libmypaint/issues/178
+  patch -p1 -i "${srcdir}/0001-fix-autoconf.patch"
+
   autoreconf -fiv
 }