diff --git a/.github/workflows/jekyll.yml b/.github/workflows/jekyll.yml
index 981edec..5c6e343 100644
--- a/.github/workflows/jekyll.yml
+++ b/.github/workflows/jekyll.yml
@@ -29,7 +29,8 @@ concurrency:
 jobs:
   # Build job
   build:
-    runs-on: ubuntu-latest
+    # runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     steps:
       - name: Harden Runner
         uses: step-security/harden-runner@c95a14d0e5bab51a9f56296a4eb0e416910cd350 # v2.10.3