diff --git a/pkgs/development/ocaml-modules/janestreet/0.15.nix b/pkgs/development/ocaml-modules/janestreet/0.15.nix
index 969dadb9f55a..846d04315bb4 100644
--- a/pkgs/development/ocaml-modules/janestreet/0.15.nix
+++ b/pkgs/development/ocaml-modules/janestreet/0.15.nix
@@ -663,7 +663,8 @@ with self;
 
   ppx_inline_test = janePackage {
     pname = "ppx_inline_test";
-    hash = "1a0gaj9p6gbn5j7c258mnzr7yjlq0hqi3aqqgyj1g2dbk1sxdbjz";
+    version = "0.15.1";
+    hash = "sha256-9Up4/VK4gayuwbPc3r6gVRj78ILO2G3opL5UDOTKOgk=";
     minimalOCamlVersion = "4.04.2";
     meta.description = "Syntax extension for writing in-line tests in ocaml code";
     propagatedBuildInputs = [ ppxlib time_now ];
diff --git a/pkgs/development/ocaml-modules/ocamlformat/ocamlformat.nix b/pkgs/development/ocaml-modules/ocamlformat/ocamlformat.nix
index 3ebc179f8601..a2456dbef3b9 100644
--- a/pkgs/development/ocaml-modules/ocamlformat/ocamlformat.nix
+++ b/pkgs/development/ocaml-modules/ocamlformat/ocamlformat.nix
@@ -1,6 +1,7 @@
 { lib
 , callPackage
 , buildDunePackage
+, ocaml
 , re
 , ocamlformat-lib
 , menhir
@@ -8,13 +9,16 @@
 }:
 
 let inherit (callPackage ./generic.nix { inherit version; }) src library_deps;
+in
 
-in buildDunePackage {
+lib.throwIf (lib.versionAtLeast ocaml.version "5.0" && !lib.versionAtLeast version "0.23")
+  "ocamlformat ${version} is not available for OCaml ${ocaml.version}"
+
+buildDunePackage {
   pname = "ocamlformat";
   inherit src version;
 
   minimalOCamlVersion = "4.08";
-  duneVersion = "3";
 
   nativeBuildInputs =
     if lib.versionAtLeast version "0.25.1" then [ ] else [ menhir ];
diff --git a/pkgs/development/ocaml-modules/odoc-parser/default.nix b/pkgs/development/ocaml-modules/odoc-parser/default.nix
index b653b111698f..1c996973e1c2 100644
--- a/pkgs/development/ocaml-modules/odoc-parser/default.nix
+++ b/pkgs/development/ocaml-modules/odoc-parser/default.nix
@@ -1,4 +1,4 @@
-{ lib, fetchurl, buildDunePackage, astring, result, camlp-streams, version ? "2.0.0" }:
+{ lib, fetchurl, buildDunePackage, ocaml, astring, result, camlp-streams, version ? "2.0.0" }:
 
 let param = {
   "2.0.0" = {
@@ -11,27 +11,30 @@ let param = {
   };
   "1.0.0" = {
     sha256 = "sha256-tqoI6nGp662bK+vE2h7aDXE882dObVfRBFnZNChueqE=";
+    max_version = "5.0";
     extraBuildInputs = [];
   };
   "0.9.0" = {
     sha256 = "sha256-3w2tG605v03mvmZsS2O5c71y66O3W+n3JjFxIbXwvXk=";
+    max_version = "5.0";
     extraBuildInputs = [];
   };
 }."${version}"; in
 
+lib.throwIf (param ? max_version && lib.versionAtLeast ocaml.version param.max_version)
+  "odoc-parser ${version} is not available for OCaml ${ocaml.version}"
+
 buildDunePackage rec {
   pname = "odoc-parser";
   inherit version;
 
-  minimumOCamlVersion = "4.02";
+  minimalOCamlVersion = "4.02";
 
   src = fetchurl {
     url = "https://github.com/ocaml-doc/odoc-parser/releases/download/${version}/odoc-parser-${version}.tbz";
     inherit (param) sha256;
   };
 
-  useDune2 = true;
-
   propagatedBuildInputs = [ astring result ] ++ param.extraBuildInputs;
 
   meta = {