diff --git a/pkgs/development/ocaml-modules/caqti/driver-sqlite3.nix b/pkgs/development/ocaml-modules/caqti/driver-sqlite3.nix
index 822c002a8de..d6c230d9dbd 100644
--- a/pkgs/development/ocaml-modules/caqti/driver-sqlite3.nix
+++ b/pkgs/development/ocaml-modules/caqti/driver-sqlite3.nix
@@ -4,6 +4,8 @@ buildDunePackage {
   pname = "caqti-driver-sqlite3";
   inherit (caqti) version src;
 
+  duneVersion = "3";
+
   propagatedBuildInputs = [ caqti ocaml_sqlite3 ];
 
   meta = caqti.meta // {
diff --git a/pkgs/development/ocaml-modules/sqlite3/default.nix b/pkgs/development/ocaml-modules/sqlite3/default.nix
index f20a6cff0a8..cfd03493d3a 100644
--- a/pkgs/development/ocaml-modules/sqlite3/default.nix
+++ b/pkgs/development/ocaml-modules/sqlite3/default.nix
@@ -3,12 +3,12 @@
 buildDunePackage rec {
   pname = "sqlite3";
   version = "5.1.0";
-  useDune2 = true;
-  minimumOCamlVersion = "4.05";
+  duneVersion = "3";
+  minimalOCamlVersion = "4.12";
 
   src = fetchurl {
     url = "https://github.com/mmottl/sqlite3-ocaml/releases/download/${version}/sqlite3-${version}.tbz";
-    sha256 = "sha256-uw23EWkajfok/insTstpEkRK2Q4PTER6+Jgx5tHf/qU=";
+    hash = "sha256-uw23EWkajfok/insTstpEkRK2Q4PTER6+Jgx5tHf/qU=";
   };
 
   nativeBuildInputs = [ pkg-config ];