diff --git a/.github/workflows/validateTeachingMaterialTable.yml b/.github/workflows/validateTeachingMaterialTable.yml
index 00d33d3..c220bfd 100644
--- a/.github/workflows/validateTeachingMaterialTable.yml
+++ b/.github/workflows/validateTeachingMaterialTable.yml
@@ -13,7 +13,7 @@ jobs:
     steps:
         
     - name: Clone repo
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - name: Install elm and elm-test-rs as defined in elm-tooling.json
       uses: mpizenberg/elm-tooling-action@v1.7