diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index db1357e7..1c65eb39 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -30,6 +30,7 @@ jobs:
       - run: pip install mkdocs-material
       - run: pip install mkdocs-git-revision-date-localized-plugin
       - run: pip install mkdocs-git-committers-plugin
+      - run: pip install mkdocs-material[imaging]
       - run: pip install mkdocs-meta-descriptions-plugin
       - run: mkdocs gh-deploy --force