diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 0000000..1ef8eaa
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,18 @@
+name: Tests
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+      - run: sudo apt-get update && sudo apt-get install -y cd-hit
+      - run: pip install -e .[tests]
+      - run: pytest