diff --git a/mingw-w64-gnome-calculator/001-win.patch b/mingw-w64-gnome-calculator/001-win.patch
new file mode 100644
index 0000000000..99b63741c9
--- /dev/null
+++ b/mingw-w64-gnome-calculator/001-win.patch
@@ -0,0 +1,290 @@
+--- ./m4/intltool.m4.orig	2015-03-22 19:20:14.000000000 +0100
++++ ./m4/intltool.m4	2015-03-26 13:46:45.996450400 +0100
+@@ -155,31 +155,6 @@
+ # Substitute ALL_LINGUAS so we can use it in po/Makefile
+ AC_SUBST(ALL_LINGUAS)
+ 
+-# Set DATADIRNAME correctly if it is not set yet
+-# (copied from glib-gettext.m4)
+-if test -z "$DATADIRNAME"; then
+-  AC_LINK_IFELSE(
+-    [AC_LANG_PROGRAM([[]],
+-                     [[extern int _nl_msg_cat_cntr;
+-                       return _nl_msg_cat_cntr]])],
+-    [DATADIRNAME=share],
+-    [case $host in
+-    *-*-solaris*)
+-    dnl On Solaris, if bind_textdomain_codeset is in libc,
+-    dnl GNU format message catalog is always supported,
+-    dnl since both are added to the libc all together.
+-    dnl Hence, we'd like to go with DATADIRNAME=share
+-    dnl in this case.
+-    AC_CHECK_FUNC(bind_textdomain_codeset,
+-      [DATADIRNAME=share], [DATADIRNAME=lib])
+-    ;;
+-    *)
+-    [DATADIRNAME=lib]
+-    ;;
+-    esac])
+-fi
+-AC_SUBST(DATADIRNAME)
+-
+ IT_PO_SUBDIR([po])
+ 
+ ])
+--- ./Makefile.am.orig	2015-01-29 16:28:18.000000000 +0100
++++ ./Makefile.am	2015-03-26 13:46:46.046485300 +0100
+@@ -1,4 +1,4 @@
+-SUBDIRS = po src search-provider data help
++SUBDIRS = po src search-provider data
+ 
+ # Temporary fix for JHBuild, see https://bugzilla.gnome.org/show_bug.cgi?id=641652
+ ACLOCAL_AMFLAGS = ${ACLOCAL_FLAGS} -I m4
+--- ./po/Makefile.in.in.orig	2015-03-22 19:20:14.000000000 +0100
++++ ./po/Makefile.in.in	2015-03-26 13:46:46.049487500 +0100
+@@ -33,8 +33,7 @@
+ datadir = @datadir@
+ datarootdir = @datarootdir@
+ libdir = @libdir@
+-DATADIRNAME = @DATADIRNAME@
+-itlocaledir = $(prefix)/$(DATADIRNAME)/locale
++localedir = @localedir@
+ subdir = po
+ install_sh = @install_sh@
+ # Automake >= 1.8 provides @mkdir_p@.
+@@ -108,7 +107,7 @@
+ install-data-yes: all
+ 	linguas="$(USE_LINGUAS)"; \
+ 	for lang in $$linguas; do \
+-	  dir=$(DESTDIR)$(itlocaledir)/$$lang/LC_MESSAGES; \
++	  dir=$(DESTDIR)$(localedir)/$$lang/LC_MESSAGES; \
+ 	  $(mkdir_p) $$dir; \
+ 	  if test -r $$lang.gmo; then \
+ 	    $(INSTALL_DATA) $$lang.gmo $$dir/$(GETTEXT_PACKAGE).mo; \
+@@ -142,8 +141,8 @@
+ uninstall:
+ 	linguas="$(USE_LINGUAS)"; \
+ 	for lang in $$linguas; do \
+-	  rm -f $(DESTDIR)$(itlocaledir)/$$lang/LC_MESSAGES/$(GETTEXT_PACKAGE).mo; \
+-	  rm -f $(DESTDIR)$(itlocaledir)/$$lang/LC_MESSAGES/$(GETTEXT_PACKAGE).mo.m; \
++	  rm -f $(DESTDIR)$(localedir)/$$lang/LC_MESSAGES/$(GETTEXT_PACKAGE).mo; \
++	  rm -f $(DESTDIR)$(localedir)/$$lang/LC_MESSAGES/$(GETTEXT_PACKAGE).mo.m; \
+ 	done
+ 
+ check: all $(GETTEXT_PACKAGE).pot
+--- ./search-provider/Makefile.am.orig	2015-01-29 16:28:18.000000000 +0100
++++ ./search-provider/Makefile.am	2015-03-26 13:46:46.051488900 +0100
+@@ -1,6 +1,12 @@
++# The valac command is always executed in the sources directory, not the build
++# directory. If $(top_srcdir) is used, it will be relative to the build directory.
++vapidir = ../vapi
++
++
+ libexec_PROGRAMS = gnome-calculator-search-provider
+ 
+ gnome_calculator_search_provider_SOURCES = \
++	$(vapidir)/windows.vapi \
+ 	search-provider.vala
+ 
+ gnome_calculator_search_provider_VALAFLAGS = \
+--- ./search-provider/search-provider.vala.orig	2015-01-29 16:28:18.000000000 +0100
++++ ./search-provider/search-provider.vala	2015-03-26 13:46:46.053490400 +0100
+@@ -23,11 +23,13 @@
+         {
+             int exit_status;
+ 
+-            var tsep_string = Posix.nl_langinfo (Posix.NLItem.THOUSEP);
++			string tsep_string;
++			Windows.GetLocaleInfo(0x0400, 0x0000000f, out tsep_string, 4);
+             if (tsep_string == null || tsep_string == "")
+                 tsep_string = " ";
+ 
+-            var decimal = Posix.nl_langinfo (Posix.NLItem.RADIXCHAR);
++            string decimal;
++			Windows.GetLocaleInfo(0x0400, 0x0000000e, out decimal, 4);
+             if (decimal == null)
+                 decimal = "";
+ 
+--- ./src/gcalccmd.vala.orig	2015-01-29 16:28:18.000000000 +0100
++++ ./src/gcalccmd.vala	2015-03-26 13:46:46.055491800 +0100
+@@ -15,11 +15,13 @@
+ 
+ static void solve (string equation)
+ {
+-    var tsep_string = Posix.nl_langinfo (Posix.NLItem.THOUSEP);
++	string tsep_string;
++	Windows.GetLocaleInfo(0x0400, 0x0000000f, out tsep_string, 4);
+     if (tsep_string == null || tsep_string == "")
+         tsep_string = " ";
+ 
+-    var decimal = Posix.nl_langinfo (Posix.NLItem.RADIXCHAR);
++	string decimal;
++	Windows.GetLocaleInfo(0x0400, 0x0000000e, out decimal, 4);
+     if (decimal == null)
+         decimal = "";
+ 
+@@ -82,5 +84,5 @@
+     if (requires_new_line)
+         stdout.printf ("\n");
+ 
+-    return Posix.EXIT_SUCCESS;
++    return 0;
+ }
+--- ./src/gnome-calculator.vala.orig	2015-01-29 16:28:18.000000000 +0100
++++ ./src/gnome-calculator.vala	2015-03-26 13:46:46.058494000 +0100
+@@ -142,17 +142,20 @@
+         {
+             /* NOTE: Is not translated so can be easily parsed */
+             stderr.printf ("%1$s %2$s\n", program_name, VERSION);
+-            return Posix.EXIT_SUCCESS;
++            return 0;
+         }
+ 
+         if (options.contains ("solve"))
+         {
+             var solve_equation = (string) options.lookup_value ("solve", VariantType.STRING);
+-            var tsep_string = Posix.nl_langinfo (Posix.NLItem.THOUSEP);
++			
++			string tsep_string;
++			Windows.GetLocaleInfo(0x0400, 0x0000000f, out tsep_string, 4);
+             if (tsep_string == null || tsep_string == "")
+                 tsep_string = " ";
+ 
+-            var decimal = Posix.nl_langinfo (Posix.NLItem.RADIXCHAR);
++            string decimal;
++			Windows.GetLocaleInfo(0x0400, 0x0000000e, out decimal, 4);
+             if (decimal == null)
+                 decimal = "";
+ 
+@@ -169,17 +172,17 @@
+                 var serializer = new Serializer (DisplayFormat.AUTOMATIC, 10, 9);
+                 serializer.set_representation_base (representation_base);
+                 stdout.printf ("%s\n", serializer.to_string (result));
+-                return Posix.EXIT_SUCCESS;
++                return 0;
+             }
+             else if (error == ErrorCode.MP)
+             {
+                 stderr.printf ("Error: %s\n", Number.error);
+-                return Posix.EXIT_FAILURE;
++                return 1;
+             }
+             else
+             {
+                 stderr.printf ("Error: %s\n", mp_error_code_to_string (error));
+-                return Posix.EXIT_FAILURE;
++                return 1;
+             }
+         }
+ 
+@@ -264,7 +267,10 @@
+     public static int main (string[] args)
+     {
+         Intl.setlocale (LocaleCategory.ALL, "");
+-        Intl.bindtextdomain (GETTEXT_PACKAGE, LOCALE_DIR);
++		
++		string p = Win32.get_package_installation_directory_of_module (null);
++        Intl.bindtextdomain (GETTEXT_PACKAGE, Path.build_filename (p, "share", "locale"));
++		
+         Intl.bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
+         Intl.textdomain (GETTEXT_PACKAGE);
+ 
+--- ./src/Makefile.am.orig	2015-01-29 16:28:18.000000000 +0100
++++ ./src/Makefile.am	2015-03-26 13:46:46.060512900 +0100
+@@ -1,6 +1,10 @@
+ bin_PROGRAMS = gnome-calculator gcalccmd
+ noinst_PROGRAMS = test-number test-equation test-serializer
+ 
++# The valac command is always executed in the sources directory, not the build
++# directory. If $(top_srcdir) is used, it will be relative to the build directory.
++vapidir = ../vapi
++
+ TESTS = test-number test-equation test-serializer
+ 
+ AM_CPPFLAGS = \
+@@ -17,6 +21,7 @@
+ 	$(AM_V_GEN) $(GLIB_COMPILE_RESOURCES) --target=$@ --sourcedir=$(top_srcdir)/data/ --generate-source $<
+ 
+ gnome_calculator_SOURCES = \
++	$(vapidir)/windows.vapi \
+ 	config.vapi \
+ 	mpfr.vapi \
+ 	gnome-calculator.vala \
+@@ -55,6 +60,7 @@
+ 	-lgmp
+ 
+ gcalccmd_SOURCES = \
++	$(vapidir)/windows.vapi \
+ 	config.vapi \
+ 	mpfr.vapi \
+ 	gcalccmd.vala \
+@@ -80,6 +86,7 @@
+ 	-lgmp
+ 
+ test_number_SOURCES = \
++	$(vapidir)/windows.vapi \
+ 	config.vapi \
+ 	mpfr.vapi \
+ 	test-number.vala \
+@@ -99,6 +106,7 @@
+ 	-lgmp
+ 
+ test_equation_SOURCES = \
++	$(vapidir)/windows.vapi \
+ 	config.vapi \
+ 	mpfr.vapi \
+ 	test-equation.vala \
+@@ -124,6 +132,7 @@
+ 	-lgmp
+ 
+ test_serializer_SOURCES = \
++	$(vapidir)/windows.vapi \
+ 	config.vapi \
+ 	mpfr.vapi \
+ 	test-serializer.vala \
+--- ./src/math-equation.vala.orig	2015-01-29 16:28:18.000000000 +0100
++++ ./src/math-equation.vala	2015-03-26 13:46:46.063497600 +0100
+@@ -477,7 +477,8 @@
+             get_bounds (out start, out end);
+ 
+         var text = get_text (start, end, false);
+-        var tsep_string = Posix.nl_langinfo (Posix.NLItem.THOUSEP);
++		string tsep_string;
++		Windows.GetLocaleInfo(0x0400, 0x0000000f, out tsep_string, 4);
+         if (tsep_string == null || tsep_string == "")
+             tsep_string = " ";
+         text = text.replace (tsep_string, "");
+--- ./src/serializer.vala.orig	2015-01-29 16:28:18.000000000 +0100
++++ ./src/serializer.vala	2015-03-26 14:37:21.466912900 +0100
+@@ -37,15 +37,18 @@
+ 
+     public Serializer (DisplayFormat format, int number_base, int trailing_digits)
+     {
+-        var radix_string = Posix.nl_langinfo (Posix.NLItem.RADIXCHAR);
++		/*string radix_string;
++		Windows.GetLocaleInfo(0x0400, 0x0000000e, out radix_string, 4);
+         if (radix_string != null && radix_string != "")
+             radix = radix_string.locale_to_utf8 (-1, null, null).get_char (0);
+-        else
++        else*/
+             radix = '.';
+-        var tsep_string = Posix.nl_langinfo (Posix.NLItem.THOUSEP);
++
++		/*string tsep_string;
++		Windows.GetLocaleInfo(0x0400, 0x0000000f, out tsep_string, 4);
+         if (tsep_string != null && tsep_string != "")
+             tsep = tsep_string.locale_to_utf8 (-1, null, null).get_char (0);
+-        else
++        else*/
+             tsep = ' ';
+         tsep_count = 3;
+ 
+--- ./vapi/windows.vapi.orig	2015-03-26 13:46:45.987442900 +0100
++++ ./vapi/windows.vapi	2015-03-26 13:46:46.068501200 +0100
+@@ -1 +1,6 @@
++[CCode (lower_case_cprefix="", cheader_filename="winnls.h")]
++namespace Windows
++{
++	public int GetLocaleInfo (int locale, int LCType, out string lpLCData, int cchData);
++}
+ 
diff --git a/mingw-w64-gnome-calculator/PKGBUILD b/mingw-w64-gnome-calculator/PKGBUILD
new file mode 100644
index 0000000000..a4bc481ca8
--- /dev/null
+++ b/mingw-w64-gnome-calculator/PKGBUILD
@@ -0,0 +1,57 @@
+# Maintainer: Andrea Zagli <andrea.zagli.free@gmail.com>
+
+_realname=gnome-calculator
+pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
+pkgver=3.16.0
+pkgrel=1
+arch=('any')
+pkgdesc="GNOME desktop calculator (mingw-w64)"
+options=(!strip staticlibs)
+depends=("${MINGW_PACKAGE_PREFIX}-glib2"
+         "${MINGW_PACKAGE_PREFIX}-gtk3"
+         "${MINGW_PACKAGE_PREFIX}-gtksourceview3"
+         "${MINGW_PACKAGE_PREFIX}-gsettings-desktop-schemas"
+         "${MINGW_PACKAGE_PREFIX}-libxml2"
+		 "${MINGW_PACKAGE_PREFIX}-mpfr")
+makedepends=("${MINGW_PACKAGE_PREFIX}-pkg-config"
+             "${MINGW_PACKAGE_PREFIX}-vala"
+             "${MINGW_PACKAGE_PREFIX}-gobject-introspection")
+license=("GPL 2")
+url="http://www.gnome.org"
+install=${_realname}-${CARCH}.install
+source=(http://ftp.gnome.org/pub/gnome/sources/${_realname}/${pkgver%.*}/${_realname}-$pkgver.tar.xz
+        001-win.patch)
+sha256sums=('bbc2fbc4692e30a2b12755bf79a4dce6288b5d419f81331d738a47da27b71519'
+            '93ffcebe9de2ed50c3b57453cad082690eed39616876bf77b0445cc75ac45a7f')
+
+prepare() {
+  cd "${srcdir}"/${_realname}-${pkgver}
+
+  mkdir vapi
+  echo "" > vapi/windows.vapi
+
+  patch -b -V simple -p1 -i ${srcdir}/001-win.patch
+
+  autoreconf -f -i
+}
+
+build() {
+  mkdir -p build-${MINGW_CHOST}
+  cd build-${MINGW_CHOST}
+
+  ../${_realname}-${pkgver}/configure \
+    --host=${MINGW_CHOST} \
+    --target=${MINGW_CHOST} \
+    --build=${MINGW_CHOST} \
+    --prefix=${MINGW_PREFIX} \
+    --libexecdir=${MINGW_PREFIX}/lib
+
+  make
+}
+
+package() {
+  cd "$srcdir/build-${MINGW_CHOST}"
+  make DESTDIR=$pkgdir install
+
+  install -Dm644 "${srcdir}/${_realname}-${pkgver}/COPYING" "${pkgdir}${MINGW_PREFIX}/share/licenses/${_realname}/COPYING"
+}
diff --git a/mingw-w64-gnome-calculator/gnome-calculator-i686.install b/mingw-w64-gnome-calculator/gnome-calculator-i686.install
new file mode 100644
index 0000000000..fcc957e480
--- /dev/null
+++ b/mingw-w64-gnome-calculator/gnome-calculator-i686.install
@@ -0,0 +1,11 @@
+post_install() {
+  mingw32/bin/glib-compile-schemas mingw32/share/glib-2.0/schemas
+}
+
+post_upgrade() {
+  post_install $1
+}
+
+post_remove() {
+  post_install $1
+}
diff --git a/mingw-w64-gnome-calculator/gnome-calculator-x86_64.install b/mingw-w64-gnome-calculator/gnome-calculator-x86_64.install
new file mode 100644
index 0000000000..6bcf50799c
--- /dev/null
+++ b/mingw-w64-gnome-calculator/gnome-calculator-x86_64.install
@@ -0,0 +1,11 @@
+post_install() {
+  mingw64/bin/glib-compile-schemas mingw64/share/glib-2.0/schemas
+}
+
+post_upgrade() {
+  post_install $1
+}
+
+post_remove() {
+  post_install $1
+}