diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 6a2e655..51ff700 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -14,8 +14,8 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        python-version: [3.9, 3.10, 3.11]
-        django-version: [3.2, 4.0, 4.2]
+        python-version: ['3.9', '3.10', '3.11']
+        django-version: ['3.2', '4.0', '4.2']
     services:
       postgres:
         image: postgres:14
@@ -57,7 +57,7 @@ jobs:
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
       with:
-        python-version: 3.11
+        python-version: '3.11'
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip