diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3152c06..8c183c8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,14 +9,8 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: Cache apt packages for setup-ocaml
-        uses: awalsh128/cache-apt-pkgs-action@v1.4.2
-        with:
-          packages: bubblewrap darcs g++-multilib gcc-multilib mercurial musl-tools rsync
-          version: v2
+      #   - name: Checkout
+      #     uses: actions/checkout@v4
 
       - name: Setup OCaml
         uses: ocaml/setup-ocaml@v3.0.0
@@ -29,8 +23,16 @@ jobs:
       - name: Test compile
         run: opam exec -- ocamlopt -ccopt -static a.ml
 
-      - name: Check output
-        run: file a.out
+      #   - name: Check output
+      #     run: file a.out
+
+      #   - name: Run output
+      #     run: ./a.out
+
+      - uses: Checkout ReScript
+        with:
+          repository: https://github.com/rescript-lang/rescript-compiler.git
+
+      - run: opam install . --deps-only
 
-      - name: Run output
-        run: ./a.out
+      - run: dune build