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 b6273ff3a584..9c82b2ef60f8 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 = "1.16.0";
+  version = "1.42.0";
   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-JoC9+NkbLAZXkOKDDMB0Xgzmn+w90pHcokerMrdACi4=";
+    sha256 = "sha256-Po7zuppr8EHSfg2sDzkNn0KARncsiNVPoRsd25zc/xg=";
   };
   postPatch = ''
     rm -r ${analysisDir}