diff --git a/.github/workflows/build_and_publish.yml b/.github/workflows/build_and_publish.yml
index 126a10c..7c7a700 100644
--- a/.github/workflows/build_and_publish.yml
+++ b/.github/workflows/build_and_publish.yml
@@ -33,7 +33,7 @@ jobs:
       id: pip-cache
       with:
         path: .cache/pip
-        key: ${{ runner.os }}-pip-${{ hashFiles('**/ci_requirements.txt') }}
+        key: ${{ runner.os }}-${{ matrix.python-version }}-pip-${{ hashFiles('**/ci_requirements.txt') }}
         restore-keys: |
           ${{ runner.os }}-pip-
     - name: Install ubuntu Prerequisites