diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 734053a..94420e6 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -5,13 +5,15 @@ jobs:
     runs-on: ${{ matrix.operating-system }}
     strategy:
       matrix:
-        operating-system: [ubuntu-latest, macos-latest]
-        ocaml-version: ['4.09.0']
+        operating-system: [ubuntu-latest]
+        ocaml-version: ['5.0']
     steps:
-    - uses: actions/checkout@v1
-    - uses: avsm/setup-ocaml@master
+    - uses: actions/checkout@v3
+    - uses: ocaml/setup-ocaml@v2
       with:
         ocaml-version: ${{ matrix.ocaml-version }}
-    - run: opam pin add -n .
-    - run: opam depext -yt frei0r 
-    - run: opam install -t .
+    - run: opam install . --deps-only --with-test
+    - run: opam exec -- dune build
+    - run: opam exec -- dune runtest
+    - name: Deploy odoc to GitHub Pages
+      uses: ocaml/setup-ocaml/deploy-doc@v2