diff --git a/action.yml b/action.yml
index b5717b0..d4c8cff 100644
--- a/action.yml
+++ b/action.yml
@@ -155,6 +155,7 @@ runs:
       uses: actions/setup-python@v1
       with:
         python-version: ${{ inputs.python_version }}
+        cache: 'pip' # caching pip dependencies
     - if: ${{ inputs.pytest == 'true' }}
       run: |
         python -m pip install --upgrade pip