diff --git a/.github/actions/setup-project/action.yml b/.github/actions/setup-project/action.yml
index 4dfb260..d675fc7 100644
--- a/.github/actions/setup-project/action.yml
+++ b/.github/actions/setup-project/action.yml
@@ -13,6 +13,7 @@ runs:
 
   steps:
     - name: Set up Python
+      id: setup-python
       uses: actions/setup-python@v5
       with:
         python-version: ${{ inputs.python-version }}
@@ -35,7 +36,7 @@ runs:
       uses: actions/cache@v4
       with:
         path: .venv
-        key: venv-${{ runner.os }}-python-${{ inputs.python-version }}-groups-${{ steps.cache-key.outputs.key }}-${{ hashFiles('**/poetry.lock') }}
+        key: venv-${{ runner.os }}-python-${{ steps.setup-python.outputs.version }}-groups-${{ steps.cache-key.outputs.key }}-${{ hashFiles('**/poetry.lock') }}
 
     - name: Install dependencies
       if: steps.cache-dependencies.outputs.cache-hit != 'true'