diff --git a/home/gui/desktop/vscode.nix b/home/gui/desktop/vscode.nix
index 5ad62c4..3dca31b 100644
--- a/home/gui/desktop/vscode.nix
+++ b/home/gui/desktop/vscode.nix
@@ -11,15 +11,14 @@ with lib;
     mutableExtensionsDir = false;
     extensions = (with pkgs.vscode-extensions; [
       bbenoist.nix
-      # justusadam.language-haskell
       ms-toolsai.jupyter
       ms-vscode.cpptools
-      # github.copilot
     ]) ++ (with pkgs.local.vscode-extensions; [
       laurenttreguier.vscode-simple-icons
       rust-lang.rust
       sirtori.indenticator
-      # twxs.cmake
+      toasty-technologies.octave
+      Gimly81.matlab
     ]);
     userSettings = {
       "files.autoSave" = "onFocusChange";
diff --git a/pkgs/vscode.nix b/pkgs/vscode.nix
index 1620912..4d3eab9 100644
--- a/pkgs/vscode.nix
+++ b/pkgs/vscode.nix
@@ -34,8 +34,18 @@
       publisher = "Gimly81";
       name = "matlab";
       version = "2.3.1";
-      sha256 = lib.fakeSha256;
+      sha256 = "sha256-0vx5L9efxvubb+JFunJJKaPvSxfgmYZkDJOxpXAV6xs=";
     };
     meta.license = lib.licenses.mit;
   };
+
+  toasty-technologies.octave = buildVscodeMarketplaceExtension {
+    mktplcRef = {
+      publisher = "toasty-technologies";
+      name = "octave";
+      version = "0.0.3";
+      sha256 = "sha256-tbqblaBX+wqgasfGLsFp49xYxXi5CF39YPYs0QyANt0=";
+    };
+  };
+# para obtener el sha: lib.fakeSha256
 }