diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ff945dca..c5d8e5c9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
         with:
-          python-version: ${{ matrix.version-file }}
+          python-version: ${{ matrix.python-version }}
       - name: Set up nox
         run: |
           uv tool install nox