diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 6072534..dac5c57 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -53,10 +53,10 @@ jobs:
           git config --global init.defaultBranch master
 
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Use OCaml ${{ matrix.ocaml-version }}
-        uses: ocaml/setup-ocaml@v2
+        uses: ocaml/setup-ocaml@v3
         with:
           ocaml-compiler: ${{ matrix.ocaml-version }}
 
@@ -70,7 +70,7 @@ jobs:
         run: opam exec -- make
 
       - name: Upload the build artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: ${{ matrix.os }}-${{ matrix.ocaml-version }}-cppo.exe
           path: _build/default/src/cppo_main.exe