diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index bcf73969c161..01e80d1f3e6a 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -2178,8 +2178,8 @@ let
         mktplcRef = {
           name = "metals";
           publisher = "scalameta";
-          version = "1.12.18";
-          sha256 = "104h3qfdn0y4138g3mdw1209qqh3mj3jsdsbzpnw2plk1cmr3nx5";
+          version = "1.20.0";
+          sha256 = "3EjXzSMBIim13dRP1fBmbV/OtLmBjvcmjDXwYoeGfLA=";
         };
         meta = {
           license = lib.licenses.asl20;