diff --git a/pkgs/development/ocaml-modules/ocaml-result/default.nix b/pkgs/development/ocaml-modules/ocaml-result/default.nix
index 2fda6f1440be..15e8f96a4846 100644
--- a/pkgs/development/ocaml-modules/ocaml-result/default.nix
+++ b/pkgs/development/ocaml-modules/ocaml-result/default.nix
@@ -1,11 +1,9 @@
 { lib, buildDunePackage, fetchurl, ocaml }:
 
-buildDunePackage rec {
+buildDunePackage (rec {
   pname = "result";
   version = "1.5";
 
-  useDune2 = lib.versionAtLeast ocaml.version "4.08";
-
   src = fetchurl {
     url = "https://github.com/janestreet/result/releases/download/${version}/result-${version}.tbz";
     sha256 = "0cpfp35fdwnv3p30a06wd0py3805qxmq3jmcynjc3x2qhlimwfkw";
@@ -21,4 +19,6 @@ buildDunePackage rec {
     '';
     license = lib.licenses.bsd3;
   };
-}
+} // lib.optionalAttrs (!lib.versionAtLeast ocaml.version "4.08") {
+  duneVersion = "1";
+})
diff --git a/pkgs/development/ocaml-modules/octavius/default.nix b/pkgs/development/ocaml-modules/octavius/default.nix
index a4124df66640..5c108ac6b80e 100644
--- a/pkgs/development/ocaml-modules/octavius/default.nix
+++ b/pkgs/development/ocaml-modules/octavius/default.nix
@@ -1,6 +1,6 @@
 { lib, fetchFromGitHub, buildDunePackage, ocaml }:
 
-buildDunePackage rec {
+buildDunePackage (rec {
   pname = "octavius";
   version = "1.2.2";
 
@@ -11,8 +11,7 @@ buildDunePackage rec {
     sha256 = "sha256-/S6WpIo1c5J9uM3xgtAM/elhnsl0XimnIFsKy3ootbA=";
   };
 
-  minimumOCamlVersion = "4.03";
-  useDune2 = lib.versionAtLeast ocaml.version "4.08";
+  minimalOCamlVersion = "4.03";
 
   doCheck = true;
 
@@ -22,4 +21,6 @@ buildDunePackage rec {
     license = licenses.isc;
     maintainers = with maintainers; [ vbgl ];
   };
-}
+} // lib.optionalAttrs (!lib.versionAtLeast ocaml.version "4.08") {
+  duneVersion = "1";
+})
diff --git a/pkgs/development/ocaml-modules/ppx_derivers/default.nix b/pkgs/development/ocaml-modules/ppx_derivers/default.nix
index 84dda38846fe..49217781b8ac 100644
--- a/pkgs/development/ocaml-modules/ppx_derivers/default.nix
+++ b/pkgs/development/ocaml-modules/ppx_derivers/default.nix
@@ -1,12 +1,10 @@
 { lib, fetchFromGitHub, buildDunePackage, ocaml }:
 
-buildDunePackage rec {
+buildDunePackage (rec {
   pname = "ppx_derivers";
   version = "1.2.1";
 
-  useDune2 = lib.versionAtLeast ocaml.version "4.08";
-
-  minimumOCamlVersion = "4.02";
+  minimalOCamlVersion = "4.02";
 
   src = fetchFromGitHub {
     owner = "diml";
@@ -21,4 +19,6 @@ buildDunePackage rec {
     maintainers = [ lib.maintainers.vbgl ];
     inherit (src.meta) homepage;
   };
-}
+} // lib.optionalAttrs (!lib.versionAtLeast ocaml.version "4.08") {
+  duneVersion = "1";
+})
diff --git a/pkgs/development/ocaml-modules/re/default.nix b/pkgs/development/ocaml-modules/re/default.nix
index 174324d49cfd..bbddba331ee3 100644
--- a/pkgs/development/ocaml-modules/re/default.nix
+++ b/pkgs/development/ocaml-modules/re/default.nix
@@ -13,14 +13,12 @@ let version_sha = if lib.versionAtLeast ocaml.version "4.08"
     };
 in
 
-buildDunePackage rec {
+buildDunePackage (rec {
   pname = "re";
   version = version_sha.version;
 
   minimalOCamlVersion = "4.02";
 
-  useDune2 = lib.versionAtLeast ocaml.version "4.08";
-
   src = fetchurl {
     url = "https://github.com/ocaml/ocaml-re/releases/download/${version}/re-${version}.tbz";
     sha256 = version_sha.sha256;
@@ -36,4 +34,6 @@ buildDunePackage rec {
     license = lib.licenses.lgpl2;
     maintainers = with lib.maintainers; [ vbgl ];
   };
-}
+} // lib.optionalAttrs (!lib.versionAtLeast ocaml.version "4.08") {
+  duneVersion = "1";
+})
diff --git a/pkgs/development/ocaml-modules/stdlib-shims/default.nix b/pkgs/development/ocaml-modules/stdlib-shims/default.nix
index 470a2a5bd030..54b97abfb86a 100644
--- a/pkgs/development/ocaml-modules/stdlib-shims/default.nix
+++ b/pkgs/development/ocaml-modules/stdlib-shims/default.nix
@@ -1,14 +1,13 @@
 { buildDunePackage, lib, fetchurl, ocaml }:
 
-buildDunePackage rec {
+buildDunePackage (rec {
   pname = "stdlib-shims";
   version = "0.3.0";
   src = fetchurl {
     url = "https://github.com/ocaml/${pname}/releases/download/${version}/${pname}-${version}.tbz";
     sha256 = "0jnqsv6pqp5b5g7lcjwgd75zqqvcwcl5a32zi03zg1kvj79p5gxs";
   };
-  useDune2 = lib.versionAtLeast ocaml.version "4.08";
-  minimumOCamlVersion = "4.02";
+  minimalOCamlVersion = "4.02";
   doCheck = true;
   meta = {
     description = "Shims for forward-compatibility between versions of the OCaml standard library";
@@ -16,4 +15,6 @@ buildDunePackage rec {
     inherit (ocaml.meta) license;
     maintainers = [ lib.maintainers.vbgl ];
   };
-}
+} // lib.optionalAttrs (!lib.versionAtLeast ocaml.version "4.08") {
+  duneVersion = "1";
+})