diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index fd54a68ace90..b210cdd18fb2 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -4853,8 +4853,8 @@ let
         mktplcRef = {
           name = "emacs-mcx";
           publisher = "tuttieee";
-          version = "0.82.0";
-          hash = "sha256-JpqHwQksZ/NsgiZ7EqHxT1FG9DLeInhDg6B+UWOFkeM=";
+          version = "0.88.10";
+          hash = "sha256-Umfe+V3BzHsEow6nOvtvg9EN1T0O6SbVwt5g2YHkaSU=";
         };
         meta = {
           changelog = "https://github.com/whitphx/vscode-emacs-mcx/blob/main/CHANGELOG.md";