diff --git a/.github/workflows/workflow.yml b/.github/workflows/workflow.yml
index 99dbffd..dcfde18 100644
--- a/.github/workflows/workflow.yml
+++ b/.github/workflows/workflow.yml
@@ -18,16 +18,16 @@ jobs:
           - ubuntu-latest
           - macos-latest
         ocaml-compiler:
-          - 4.14.1
+          - 4
 
     runs-on: ${{ matrix.os }}
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Use OCaml ${{ matrix.ocaml-compiler }}
-        uses: ocaml/setup-ocaml@v2
+        uses: ocaml/setup-ocaml@v3
         with:
           ocaml-compiler: ${{ matrix.ocaml-compiler }}