diff --git a/.gitea/workflows/tests.yml b/.gitea/workflows/tests.yml
index deea9a1..70023de 100644
--- a/.gitea/workflows/tests.yml
+++ b/.gitea/workflows/tests.yml
@@ -25,6 +25,11 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
 
+    - name: Install system dependencies
+      run: |
+        sudo apt-get update -qq
+        sudo apt-get install -y libgl1 libglib2.0-0
+
     - name: Install Python dependencies
       run: |
         python -m pip install --upgrade pip