diff --git a/.github/workflows/build-source.yml b/.github/workflows/build-source.yml
new file mode 100644
index 00000000..a526a004
--- /dev/null
+++ b/.github/workflows/build-source.yml
@@ -0,0 +1,27 @@
+name: Build source tars
+on:
+  release:
+    types: ["published"]
+  push:
+    tags: ["v*"]
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Run build-source.sh
+        run: |
+          set -x
+          ./build-source.sh
+          assets=()
+          for asset in ./MangoHud-*-Source*.tar.gz; do
+            assets+=("-a" "$asset")
+          done
+          tag_name="${GITHUB_REF##*/}"
+          hub release create "${assets[@]}" -m "$tag_name" "$tag_name"
+
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}