diff --git a/.github/workflows/msys-mingw64-release.yml b/.github/workflows/msys-mingw64-release.yml
new file mode 100644
index 0000000..6c030a4
--- /dev/null
+++ b/.github/workflows/msys-mingw64-release.yml
@@ -0,0 +1,35 @@
+name: Build and Release
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  msys2-mingw64:
+    runs-on: windows-latest
+    defaults:
+      run:
+        shell: msys2 {0}
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+      - uses: msys2/setup-msys2@v2
+        with:
+          msystem: MINGW64
+          update: true
+          install: git make pkg-config mingw64/mingw-w64-x86_64-gcc mingw64/mingw-w64-x86_64-portaudio mingw64/mingw-w64-x86_64-nsis bison flex zip unzip
+      - name: Build with make
+        run: make
+      - name: Copy DLLs over
+        run: cp $MSYSTEM_PREFIX/bin/libportaudio.dll .
+      - name: Install NSIS EnvVar plugin
+        run: (cd $MSYSTEM_PREFIX/share/nsis && wget https://nsis.sourceforge.io/mediawiki/images/7/7f/EnVar_plugin.zip && unzip EnVar_plugin.zip && cp Plugins/amd64-unicode/EnVar.dll Plugins/unicode/EnVar.dll)
+      - name: Create NSIS installer
+        run: makensis mdxtools.nsi
+      - name: Release
+        uses: softprops/action-gh-release@v2
+        if: startsWith(github.ref, 'refs/tags/')
+        with:
+          files: mdxtools-installer.exe