diff --git a/.github/workflows/weekly.yml b/.github/workflows/weekly.yml
new file mode 100644
index 000000000..425acbfb1
--- /dev/null
+++ b/.github/workflows/weekly.yml
@@ -0,0 +1,16 @@
+on:
+  schedule:
+    - cron: '0 0 * * 0'
+  workflow_dispatch:
+
+jobs:
+  default:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ocaml/setup-ocaml@v3
+        with:
+          ocaml-compiler: 4.13.1
+      - run: opam install ppx_deriving visitors easy_logging zarith yojson core_unix odoc menhir
+      - run: opam exec -- make build
+      - run: IN_CI=1 opam exec -- make test
diff --git a/README.md b/README.md
index 14225ea3e..b7e6d689d 100644
--- a/README.md
+++ b/README.md
@@ -77,8 +77,8 @@ opam install ppx_deriving visitors easy_logging zarith yojson core_unix odoc men
 ```
 
 You can then run `make build-charon-ml` to build the ML library, or even simply
-`make` to build the whole project (Rust and OCaml). Finally, you can run the
-tests with `make test`.
+`make build` to build the whole project (Rust and OCaml). Finally, you can run
+the tests with `make test`.
 
 Alternatively, you can use Nix and do `nix develop` (or use https://direnv.net/ and `direnv allow`)
 and all dependencies should be made available.