diff --git a/.github/workflows/trigger-sync.yml b/.github/workflows/trigger-sync.yml
index d08a4a1..ec898ec 100644
--- a/.github/workflows/trigger-sync.yml
+++ b/.github/workflows/trigger-sync.yml
@@ -53,6 +53,8 @@ jobs:
         run: |
           pip install mkdocs-material=="9.*" mkdocs-static-i18n=="0.53"
           pip install "mkdocs-material[imaging]"
+          pip install mkdocs-git-revision-date-localized-plugin
+          pip install mkdocs-git-authors-plugin
 
       - name: Test page build
         run: |