diff --git a/.github/workflows/comment.yaml b/.github/workflows/comment.yaml
index 5cc02f1a3..f2c54b7c4 100644
--- a/.github/workflows/comment.yaml
+++ b/.github/workflows/comment.yaml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout documentation
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           repository: UCLH-DHCT/internal_emap_documentation
           token: ${{ secrets.GH_PAT_READ_AND_COMMENT }}