diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index dd7df718a4fe..d72a9b515a51 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -618,8 +618,8 @@ let
         mktplcRef = {
           name = "github-markdown-preview";
           publisher = "bierner";
-          version = "0.3.0";
-          hash = "sha256-7pbl5OgvJ6S0mtZWsEyUzlg+lkUhdq3rkCCpLsvTm4g=";
+          version = "0.4.0";
+          hash = "sha256-bfj0rrZWVtgNfynap9+kdp8jAef0g9pTozEJwmkzhgU=";
         };
         meta = {
           description = "VSCode extension that changes the markdown preview to support GitHub markdown features";