diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index 3a5197eff5dc..9258bfbb4be0 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -2203,8 +2203,8 @@ let
         mktplcRef = {
           name = "gleam";
           publisher = "gleam";
-          version = "2.11.1";
-          hash = "sha256-tySY6vPg71QQKeKivCoJzcAH73nML/NWhtr+TgaSKRg=";
+          version = "2.12.0";
+          hash = "sha256-kAs3+ecfMl2IcL+I4TXhbzq55AbHZ9NiQLhK6Eg+iZI=";
         };
         meta = {
           description = "Support for the Gleam programming language";