diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 3cf63081..6b52e798 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -14,7 +14,7 @@ jobs:
       # needed for depext to work
       - run: sudo apt-get update && sudo apt-get install mccs
 
-      - uses: ocaml/setup-ocaml@v2
+      - uses: ocaml/setup-ocaml@v3
         with:
           ocaml-compiler: '5.1.x'
           dune-cache: true
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 748a8a45..a366f387 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -33,7 +33,7 @@ jobs:
         if: ${{ matrix.os == 'ubuntu-latest' }}
 
       - name: Use OCaml ${{ matrix.ocaml-compiler }}
-        uses: ocaml/setup-ocaml@v2
+        uses: ocaml/setup-ocaml@v3
         with:
           ocaml-compiler: ${{ matrix.ocaml-compiler }}
           opam-depext-flags: --with-test