diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index b4307e2..138df20 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -11,11 +11,11 @@ jobs:
       - run: echo "🎉 The job was automatically triggered by a ${{ github.event_name }} event."
       - run: echo "🐧 This job is now running on a ${{ runner.os }} server hosted by GitHub!"
       - name: Check out repository code 📔
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Set-up OCaml 🐪
-        uses: ocaml/setup-ocaml@v2
+        uses: ocaml/setup-ocaml@v3
         with:
-          ocaml-compiler: "5.1"
+          ocaml-compiler: "5.4.1"
       - name: Install opam dependencies 🔗
         run: opam install . --deps-only --with-test
       - name: Build the project 🔨