diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index c94a9f6c..a2aff36d 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -25,6 +25,7 @@ jobs:
         uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
+          cache: 'poetry'
       - name: Install dependencies
         run: |
           poetry install