diff --git a/.github/workflows/iga.yml b/.github/workflows/iga.yml
index c457a95..9974ee1 100644
--- a/.github/workflows/iga.yml
+++ b/.github/workflows/iga.yml
@@ -49,7 +49,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Convert CFF
         uses: caltechlibrary/codemeta2cff@main
       - name: Commit CFF