diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index ba59b55f8a1a..97b312a1a86d 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -5586,8 +5586,8 @@ let
         mktplcRef = {
           name = "markdown-all-in-one";
           publisher = "yzhang";
-          version = "3.6.2";
-          sha256 = "1n9d3qh7vypcsfygfr5rif9krhykbmbcgf41mcjwgjrf899f11h4";
+          version = "3.6.3";
+          sha256 = "sha256-xJhbFQSX1DDDp8iE/R8ep+1t5IRusBkvjHcNmvjrboM=";
         };
         meta = {
           description = "All you need to write Markdown (keyboard shortcuts, table of contents, auto preview and more)";