diff --git a/pkgs/development/ocaml-modules/ocaml-lsp/jsonrpc.nix b/pkgs/development/ocaml-modules/ocaml-lsp/jsonrpc.nix
index a9bc5972f19d..c273d70b2c75 100644
--- a/pkgs/development/ocaml-modules/ocaml-lsp/jsonrpc.nix
+++ b/pkgs/development/ocaml-modules/ocaml-lsp/jsonrpc.nix
@@ -10,7 +10,7 @@
   ocaml,
   version ?
     if lib.versionAtLeast ocaml.version "5.4" then
-      "1.24.0"
+      "1.25.0"
     else if lib.versionAtLeast ocaml.version "5.3" then
       "1.23.1"
     else if lib.versionAtLeast ocaml.version "5.2" then
@@ -28,6 +28,11 @@
 let
   params =
     {
+      "1.25.0" = {
+        name = "lsp";
+        minimalOCamlVersion = "5.3";
+        sha256 = "sha256-4xXSvvP4lwmtJXCEaSeZblT/ja/OJRGIgWq5fO8h8CA=";
+      };
       "1.24.0" = {
         name = "lsp";
         minimalOCamlVersion = "5.3";
@@ -82,7 +87,7 @@ let
     ."${version}";
 in
 
-buildDunePackage rec {
+buildDunePackage {
   pname = "jsonrpc";
   inherit version;
   src = fetchurl {
diff --git a/pkgs/development/ocaml-modules/ocaml-lsp/lsp.nix b/pkgs/development/ocaml-modules/ocaml-lsp/lsp.nix
index 15366a975b03..6b42d1ca8cd5 100644
--- a/pkgs/development/ocaml-modules/ocaml-lsp/lsp.nix
+++ b/pkgs/development/ocaml-modules/ocaml-lsp/lsp.nix
@@ -25,7 +25,7 @@
   ocaml,
   version ?
     if lib.versionAtLeast ocaml.version "5.4" then
-      "1.24.0"
+      "1.25.0"
     else if lib.versionAtLeast ocaml.version "5.3" then
       "1.23.1"
     else if lib.versionAtLeast ocaml.version "5.2" then
@@ -45,7 +45,7 @@ let
     inherit version;
   };
 in
-buildDunePackage rec {
+buildDunePackage {
   pname = "lsp";
   inherit (jsonrpc_v) version src;
   minimalOCamlVersion = if lib.versionAtLeast version "1.7.0" then "4.12" else "4.06";