diff --git a/gtk3/mingw-w64/0001-Link-explicitely-against-msvcr90-to-prevent-linker-e.patch b/gtk3/mingw-w64/0001-Link-explicitely-against-msvcr90-to-prevent-linker-e.patch
new file mode 100644
index 00000000..86f66773
--- /dev/null
+++ b/gtk3/mingw-w64/0001-Link-explicitely-against-msvcr90-to-prevent-linker-e.patch
@@ -0,0 +1,27 @@
+From 18ff68e7b0151cc10af68ebc144c407078681455 Mon Sep 17 00:00:00 2001
+From: Martchus <martchus@gmx.net>
+Date: Fri, 28 Oct 2016 23:52:45 +0200
+Subject: [PATCH] Link explicitely against msvcr90 to prevent linker error
+
+Fix undefined reference to `_imp___lock_file' and `_imp___unlock_file'
+when building libgtk-3-0.dll with mingw-w64
+---
+ gtk/Makefile.am | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/gtk/Makefile.am b/gtk/Makefile.am
+index 3b76b82..4ccb973 100644
+--- a/gtk/Makefile.am
++++ b/gtk/Makefile.am
+@@ -1411,7 +1411,7 @@ libgtk_3_la_LIBADD = $(libadd)
+ libgtk_3_la_DEPENDENCIES = $(deps)
+ 
+ if USE_WIN32
+-libgtk_3_la_LIBADD += -lole32 -lgdi32 -lcomdlg32 -lwinspool -lcomctl32
++libgtk_3_la_LIBADD += -lole32 -lgdi32 -lcomdlg32 -lwinspool -lcomctl32 -lmsvcr90
+ libgtk_3_la_LDFLAGS += -Wl,-luuid $(gtk_win32_res_ldflag)
+ libgtk_3_la_DEPENDENCIES += $(gtk_win32_res)
+ endif
+-- 
+2.10.1
+
diff --git a/gtk3/mingw-w64/PKGBUILD b/gtk3/mingw-w64/PKGBUILD
new file mode 100644
index 00000000..e149fb5e
--- /dev/null
+++ b/gtk3/mingw-w64/PKGBUILD
@@ -0,0 +1,70 @@
+# Maintainer: lantw44 at gmail dot com
+# Contributor Martchus <martchus@gmx.net>
+
+pkgname=mingw-w64-gtk3
+pkgver=3.22.2
+pkgrel=1
+pkgdesc='GObject-based multi-platform GUI toolkit (mingw-w64)'
+arch=(any)
+url='http://www.gtk.org'
+install="${pkgname}.install"
+license=('LGPL')
+makedepends=(
+  'mingw-w64-gcc'
+  'mingw-w64-pkg-config'
+  'mingw-w64-configure'
+  'gtk-update-icon-cache'
+  'gobject-introspection') # also pulls python which is required to run gdbus-codegen
+depends=(
+  'mingw-w64-crt'
+  'mingw-w64-adwaita-icon-theme'
+  'mingw-w64-atk>=2.15.1'
+  'mingw-w64-cairo>=1.14.2-3'
+  'mingw-w64-gdk-pixbuf2>=2.30.0'
+  'mingw-w64-glib2>=2.49.4'
+  'mingw-w64-libepoxy>=1.0'
+  'mingw-w64-pango>=1.37.3')
+options=(!strip !buildflags staticlibs)
+source=("https://download.gnome.org/sources/gtk+/${pkgver%.*}/gtk+-${pkgver}.tar.xz"
+        '0001-Link-explicitely-against-msvcr90-to-prevent-linker-e.patch')
+sha256sums=('2343dcaed2fc237ef718136ff4110fef7eb1ebfe178a9b064aa21cd74ecb6946'
+            '2527a537b0917844b18b72377dbe3f276c7844473fb61b58d2815c65a5cded75')
+
+_architectures="i686-w64-mingw32 x86_64-w64-mingw32"
+
+prepare() {
+    cd "${srcdir}/gtk+-${pkgver}"
+    patch -p1 -i ${srcdir}/0001-Link-explicitely-against-msvcr90-to-prevent-linker-e.patch
+    autoreconf -fi
+}
+
+build() {
+  cd "${srcdir}/gtk+-${pkgver}"
+  for _arch in ${_architectures}; do
+    export PKG_CONFIG="${_arch}-pkg-config"
+    export PKG_CONFIG_FOR_BUILD="pkg-config"
+    mkdir -p "build-${_arch}"
+    cd "build-${_arch}"
+    ${_arch}-configure \
+      --enable-broadway-backend \
+      --enable-win32-backend \
+      --disable-cups
+    make
+    cd ..
+  done
+}
+
+package() {
+  cd "${srcdir}/gtk+-${pkgver}"
+  for _arch in ${_architectures}; do
+    cd "build-${_arch}"
+    make DESTDIR="$pkgdir" install
+    find "$pkgdir/usr/${_arch}" -name '*.exe' | xargs -rtL1 ${_arch}-strip
+    find "$pkgdir/usr/${_arch}" -name '*.dll' | xargs -rtL1 ${_arch}-strip --strip-unneeded
+    find "$pkgdir/usr/${_arch}" -name '*.a' -o -name '*.dll' | xargs -rtL1 ${_arch}-strip -g
+    rm "$pkgdir/usr/${_arch}/lib/"*.def
+    rm -r "$pkgdir/usr/${_arch}/etc"
+    rm -r "$pkgdir/usr/${_arch}/share/man"
+    cd ..
+  done
+}
diff --git a/gtk3/mingw-w64/mingw-w64-gtk3.install b/gtk3/mingw-w64/mingw-w64-gtk3.install
new file mode 100644
index 00000000..6936f068
--- /dev/null
+++ b/gtk3/mingw-w64/mingw-w64-gtk3.install
@@ -0,0 +1,12 @@
+post_install() {
+  /usr/bin/glib-compile-schemas /usr/i686-w64-mingw32/share/glib-2.0/schemas
+  /usr/bin/glib-compile-schemas /usr/x86_64-w64-mingw32/share/glib-2.0/schemas
+}
+
+post_upgrade() {
+  post_install
+}
+
+post_remove() {
+  post_install
+}