diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index 0c4749f7a520..32b9398d4c85 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -3997,8 +3997,8 @@ let
         mktplcRef = {
           name = "wikitext";
           publisher = "RoweWilsonFrederiskHolme";
-          version = "4.0.4";
-          hash = "sha256-IEnWoRQfWx4TbysSQlOxG0c8kiqtR4fOhaV1JxDkRCw=";
+          version = "4.0.5";
+          hash = "sha256-VyrcgS93B5Xd4s101lnTw9o27ffcvmxkShCKJ+6H+2w=";
         };
         meta = {
           description = "Extension that helps users view and write MediaWiki's Wikitext files";