diff --git a/.gitea/workflows/009_matrix.yaml b/.gitea/workflows/009_matrix.yaml
index 883d6d4..69764de 100644
--- a/.gitea/workflows/009_matrix.yaml
+++ b/.gitea/workflows/009_matrix.yaml
@@ -8,8 +8,8 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        os: [ubuntu-20.04, ubuntu-22.04]
-        python-version: ['3.8', '3.10']
+        os: [ubuntu-22.04, ubuntu-24.04]
+        python-version: ['3.10', '3.12']
     runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout source code 
@@ -21,4 +21,12 @@ jobs:
           python-version: "${{ matrix.python-version }}"
 
       - name: Install requests
-        run: pip install requests
\ No newline at end of file
+        run: pip install requests
+        
+      - name: Install tox
+        run: pip install tox
+        
+      - name: Run unit tests
+        run: |
+          cd backend
+          tox -e unit        
\ No newline at end of file