diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
new file mode 100644
index 0000000..daff13c
--- /dev/null
+++ b/.github/workflows/publish.yml
@@ -0,0 +1,31 @@
+name: Publish release
+
+on:
+  push:
+    tags:
+      - "v*"
+
+jobs:
+  test:
+    uses: ./.github/workflows/test.yml
+
+  publish:
+    needs: [test]
+    runs-on: ubuntu-latest
+    environment:
+      name: pypi
+      url: https://pypi.org/project/haas/
+    steps:
+      - uses: actions/checkout@v4
+      - name: Setup python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.12"
+      - name: Install build dependencies
+        run: |
+          pip install build
+      - name: Build packages
+        run: |
+          python -m build
+      - name: Publish package distributions to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 518f4fe..06f3e98 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -1,13 +1,12 @@
 name: Test
 
 on:
+  workflow_call:
   pull_request:
   push:
     branches:
       - master
       - maintenance/**
-    tags:
-      - "v*"
 
 env:
   PYTHONUNBUFFERED: "1"
diff --git a/CHANGES.rst b/CHANGES.rst
index 29689df..21a6f21 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -6,6 +6,7 @@ Changes since version 0.9.0
 ===========================
 
 * Replace ``setup.py`` with ``pyproject.toml`` (#199).
+* Automate package publishing (#201).
 
 
 Version 0.9.0