diff --git a/.github/workflows/ocaml-lsp-compat.yml b/.github/workflows/ocaml-lsp-compat.yml
index c870111b1..8b6755b72 100644
--- a/.github/workflows/ocaml-lsp-compat.yml
+++ b/.github/workflows/ocaml-lsp-compat.yml
@@ -54,5 +54,5 @@ jobs:
           opam depext conf-jq # opam depext bug
           opam --cli=2.1 pin --with-version=dev --no-action https://github.com/voodoos/ocaml-lsp.git#5.2-preview
           opam --cli=2.1 pin --with-version=dev --no-action .
-          opam install ocaml-lsp-server --with-test --ignore-constraints-on=merlin-lib
+          opam install ocaml-lsp-server --with-test --ignore-constraints-on=ocamlformat