diff --git a/.github/workflows/sync-docs.yml b/.github/workflows/sync-docs.yml
index 72be8463..bffdc740 100644
--- a/.github/workflows/sync-docs.yml
+++ b/.github/workflows/sync-docs.yml
@@ -92,7 +92,7 @@ jobs:
       - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3 # v6
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: "2.7"
+          ruby-version: "2.7.8"
       - run: bundle install --without test development
 
       - id: identify_event