diff --git a/.github/workflows/ci-python.yml b/.github/workflows/ci-python.yml
index 5ca5caf58..ce8a9e688 100644
--- a/.github/workflows/ci-python.yml
+++ b/.github/workflows/ci-python.yml
@@ -181,9 +181,9 @@ jobs:
       uses: actions/cache/restore@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
       with:
         path: .tox/
-        key: ${{ runner.os }}-${{ matrix.python-version }}-tox-v1-${{ hashFiles('**/pyproject.toml') }}
+        key: ${{ runner.os }}-${{ runner.arch }}-${{ matrix.python-version }}-tox-v2-${{ hashFiles('**/pyproject.toml') }}
         restore-keys: |
-          ${{ runner.os }}-${{ matrix.python-version }}-tox-v1-
+          ${{ runner.os }}-${{ runner.arch }}-${{ matrix.python-version }}-tox-v2-
 
     - name: Test with tox
       run: tox -e ${{ matrix.python-version == '3.12' && 'msv' || 'latest' }}
@@ -195,4 +195,4 @@ jobs:
       uses: actions/cache/save@27d5ce7f107fe9357f9df03efb73ab90386fccae # v5.0.5
       with:
         path: .tox/
-        key: ${{ runner.os }}-${{ matrix.python-version }}-tox-v1-${{ hashFiles('**/pyproject.toml') }}
+        key: ${{ runner.os }}-${{ runner.arch }}-${{ matrix.python-version }}-tox-v2-${{ hashFiles('**/pyproject.toml') }}