diff --git a/.github/workflows/samples-ocaml.yaml b/.github/workflows/samples-ocaml.yaml
index 1f03811073a..79507c281dc 100644
--- a/.github/workflows/samples-ocaml.yaml
+++ b/.github/workflows/samples-ocaml.yaml
@@ -26,9 +26,6 @@ jobs:
       - name: Install
         run: opam install . --deps-only --with-test
         working-directory: ${{ matrix.sample }}
-      - name: Install Misc
-        run: opam install dune ppx_deriving_yojson conf-libev lwt cohttp-lwt-unix.5.3.0 cohttp-async.5.3.0
-        working-directory: ${{ matrix.sample }}
       - name: Build
         run: opam exec -- dune build
         working-directory: ${{ matrix.sample }}
diff --git a/modules/openapi-generator/src/main/resources/ocaml/lib.mustache b/modules/openapi-generator/src/main/resources/ocaml/lib.mustache
index 627f3227880..017bf839c43 100644
--- a/modules/openapi-generator/src/main/resources/ocaml/lib.mustache
+++ b/modules/openapi-generator/src/main/resources/ocaml/lib.mustache
@@ -11,5 +11,14 @@ license: ""
 homepage: ""
 bug-reports: ""
 dev-repo: ""
-depends: [ "ocaml" "ocamlfind" ]
-build: ["dune" "build" "-p" name]
\ No newline at end of file
+depends: [
+  "ocaml"
+  "ocamlfind"
+  "dune"
+  "ppx_deriving_yojson"
+  "conf-libev"
+  "lwt"
+  "cohttp-lwt-unix" {< "6.0.0"}
+  "cohttp-async" {< "6.0.0"}
+]
+build: ["dune" "build" "-p" name]
diff --git a/modules/openapi-generator/src/main/resources/ocaml/readme.mustache b/modules/openapi-generator/src/main/resources/ocaml/readme.mustache
index 6e4bb85d440..ad185f53440 100644
--- a/modules/openapi-generator/src/main/resources/ocaml/readme.mustache
+++ b/modules/openapi-generator/src/main/resources/ocaml/readme.mustache
@@ -18,18 +18,24 @@ For more information, please visit [{{{infoUrl}}}]({{{infoUrl}}})
 
 ## Requirements.
 
-OCaml 4.x
+OCaml 5.x
 
 ## Installation
 
 Please run the following commands to build the package `{{{packageName}}}`:
 
 ```sh
-opam install ppx_deriving_yojson cohttp ppx_deriving cohttp-lwt-unix ocaml-migrate-parsetree
+opam install . --deps-only --with-test
 eval $(opam env)
 dune build
 ```
 
 ## Getting Started
 
-TODO
+The generated directory structure is:
+- `src/apis`: contains several modules, each with several functions. Each function is an API endpoint.
+- `src/models`: contains several modules. Each module contains:
+  - a type `t` representing an input and/or output schema of the OpenAPI spec
+  - a smart constructor `create` for this type
+- `src/support`: various modules used by the generated APIs and Models
+
diff --git a/samples/client/petstore/ocaml/README.md b/samples/client/petstore/ocaml/README.md
index 4fd349fba16..070ac384189 100644
--- a/samples/client/petstore/ocaml/README.md
+++ b/samples/client/petstore/ocaml/README.md
@@ -10,18 +10,24 @@ This OCaml package is automatically generated by the [OpenAPI Generator](https:/
 
 ## Requirements.
 
-OCaml 4.x
+OCaml 5.x
 
 ## Installation
 
 Please run the following commands to build the package `petstore_client`:
 
 ```sh
-opam install ppx_deriving_yojson cohttp ppx_deriving cohttp-lwt-unix ocaml-migrate-parsetree
+opam install . --deps-only --with-test
 eval $(opam env)
 dune build
 ```
 
 ## Getting Started
 
-TODO
+The generated directory structure is:
+- `src/apis`: contains several modules, each with several functions. Each function is an API endpoint.
+- `src/models`: contains several modules. Each module contains:
+  - a type `t` representing an input and/or output schema of the OpenAPI spec
+  - a smart constructor `create` for this type
+- `src/support`: various modules used by the generated APIs and Models
+
diff --git a/samples/client/petstore/ocaml/petstore_client.opam b/samples/client/petstore/ocaml/petstore_client.opam
index 3c3603c2f14..7ca31fc5af4 100644
--- a/samples/client/petstore/ocaml/petstore_client.opam
+++ b/samples/client/petstore/ocaml/petstore_client.opam
@@ -11,5 +11,14 @@ license: ""
 homepage: ""
 bug-reports: ""
 dev-repo: ""
-depends: [ "ocaml" "ocamlfind" ]
-build: ["dune" "build" "-p" name]
\ No newline at end of file
+depends: [
+  "ocaml"
+  "ocamlfind"
+  "dune"
+  "ppx_deriving_yojson"
+  "conf-libev"
+  "lwt"
+  "cohttp-lwt-unix" {< "6.0.0"}
+  "cohttp-async" {< "6.0.0"}
+]
+build: ["dune" "build" "-p" name]