diff --git a/.gitea/workflows/django-backendtests.yaml b/.gitea/workflows/django-backendtests.yaml
index 506f608..ad63577 100644
--- a/.gitea/workflows/django-backendtests.yaml
+++ b/.gitea/workflows/django-backendtests.yaml
@@ -5,11 +5,11 @@ on: [push]
 
 jobs:
   build:
-    runs-on: ubuntu-latest
     strategy:
       max-parallel: 4
       matrix:
         python-version: [3.11, 3.12]
+        os: [ubuntu-latest, debian-latest]
     steps:
     - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}