diff --git a/.gitea/workflows/deploy.yml b/.gitea/workflows/deploy.yml
index ed9d8f8..41b65a7 100755
--- a/.gitea/workflows/deploy.yml
+++ b/.gitea/workflows/deploy.yml
@@ -24,7 +24,7 @@ jobs:
           echo "PATH=/home/git/venv/bin:$PATH" >> $GITHUB_ENV
 
       - name: Install dependencies
-        run: pip install --break-system-packages mkdocs-material mkdocs-macros-plugin pyyaml
+        run: pip install --break-system-packages mkdocs-material mkdocs-macros-plugin pyyaml pillow
 
       - name: Generate placeholders for missing screenshots
         run: python3 tools/make_placeholders.py