diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d1caf758..b752f13c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          python -m pip install pytest ruff
+          pip install -r requirements.txt
       - name: Lint & format with ruff
         run: |
           ruff check --target-version py311 --output-format github .
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 00000000..e8e76619
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,2 @@
+pytest ~= 8.2
+ruff ~= 0.5