diff --git a/.github/workflows/check.yaml b/.github/workflows/check.yaml
index 9987c08..8835ef5 100644
--- a/.github/workflows/check.yaml
+++ b/.github/workflows/check.yaml
@@ -22,11 +22,17 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      - name: setup python version
+        id: setup-python-version
+        shell: bash
+        run: |
+          [[ '${{ matrix.python-version }}' == 'lowest' ]] && echo "python-version=3.8" || echo "python-version=${{ matrix.python-version }}" >> $GITHUB_ENV
+
       - name: Install rye
         uses: phi-friday/install-rye@v1.5
         id: install-rye
         with:
-          python_version: ${{ matrix.python-version }}
+          python_version: ${{ steps.setup-python-version.outputs.python-version }}
           use_uv: true
 
       - name: Load cached venv