ocaml-lsp setup and errors

error

$ esy

error: build failed with exit code: 1
  build log:
    # esy-build-package: building: @opam/ocaml-lsp-server@github:ocaml/ocaml-lsp:ocaml-lsp-server.opam#007a1af
    # esy-build-package: pwd: /Users/dylanirlbeck/.esy/3/b/opam__s__ocaml_lsp_server-701532ad
    # esy-build-package: running: 'dune' 'build' '-j' '4' '--root' '.' '--ignore-promoted-rules' '--no-config' '--profile' 'release' 'ocaml-lsp-server.install'
    File "vendor/merlin/src/ocaml/preprocess/parser_raw.ml", line 5, characters 2-42:
    Error: Unbound value MenhirLib.StaticVersion.require_20190924
    error: command failed: 'dune' 'build' '-j' '4' '--root' '.' '--ignore-promoted-rules' '--no-config' '--profile' 'release' 'ocaml-lsp-server.install' (exited with 1)
    esy-build-package: exiting with errors above...

  building @opam/ocaml-lsp-server@github:ocaml/ocaml-lsp:ocaml-lsp-server.opam#007a1af
esy: exiting due to errors above

esy.json

{
  "dependencies": {
    "ocaml": "~4.6.1000",
    "@opam/reason": "*"
  },
  "devDependencies": {
    "@opam/ocaml-lsp-server": "ocaml/ocaml-lsp:ocaml-lsp-server.opam#007a1af"
  },
  "resolutions": {
    "@opam/reason": "facebook/reason:reason.opam#ede1f25"
  }
}