diff --git a/pkgs/applications/editors/vscode/extensions/chenglou92.rescript-vscode/default.nix b/pkgs/applications/editors/vscode/extensions/chenglou92.rescript-vscode/default.nix
index 76af53164faa..8bb4a5f5ce1a 100644
--- a/pkgs/applications/editors/vscode/extensions/chenglou92.rescript-vscode/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/chenglou92.rescript-vscode/default.nix
@@ -1,6 +1,6 @@
 { lib, stdenv, vscode-utils, callPackage }:
 let
-  version = "1.8.1";
+  version = "1.16.0";
   rescript-editor-analysis = callPackage ./rescript-editor-analysis.nix { inherit version; };
   arch =
     if stdenv.isLinux then "linux"
@@ -13,7 +13,7 @@ vscode-utils.buildVscodeMarketplaceExtension rec {
     name = "rescript-vscode";
     publisher = "chenglou92";
     inherit version;
-    sha256 = "sha256-XZG0PRzc3wyAVq9tQeGDlaUZg5YAgkPxJ3NsrdUHoOk=";
+    sha256 = "sha256-JoC9+NkbLAZXkOKDDMB0Xgzmn+w90pHcokerMrdACi4=";
   };
   postPatch = ''
     rm -r ${analysisDir}
diff --git a/pkgs/applications/editors/vscode/extensions/chenglou92.rescript-vscode/rescript-editor-analysis.nix b/pkgs/applications/editors/vscode/extensions/chenglou92.rescript-vscode/rescript-editor-analysis.nix
index 11d9b8a6fe0b..125dfa0041bb 100644
--- a/pkgs/applications/editors/vscode/extensions/chenglou92.rescript-vscode/rescript-editor-analysis.nix
+++ b/pkgs/applications/editors/vscode/extensions/chenglou92.rescript-vscode/rescript-editor-analysis.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, bash, ocaml, dune_3, version }:
+{ lib, stdenv, fetchFromGitHub, bash, ocaml, ocamlPackages, dune_3, version }:
 
 stdenv.mkDerivation {
   pname = "rescript-editor-analysis";
@@ -8,10 +8,10 @@ stdenv.mkDerivation {
     owner = "rescript-lang";
     repo = "rescript-vscode";
     rev = version;
-    sha256 = "sha256-a8otK0BxZbl0nOp4QWQRkjb5fM85JA4nVkLuKAz71xU=";
+    sha256 = "sha256-+Ht8qWwxtFWHFMiV/aoZIs2S3SxkOWgdwSKN+akp/LU=";
   };
 
-  nativeBuildInputs = [ ocaml dune_3 ];
+  nativeBuildInputs = [ ocaml dune_3 ocamlPackages.cppo ];
 
   # Skip testing phases because they need to download and install node modules
   postPatch = ''