diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 2d9c37695..4f6f60a85 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -79,5 +79,5 @@ jobs:
       - name: Check that the changes are correctly formatted
         if: matrix.os == 'none'
         run: |
-          opam install ocamlformat.0.26.2
+          opam install ocamlformat.0.27.0
           opam exec -- dune build @fmt