diff --git a/pkgs/applications/editors/vscode/extensions/default.nix b/pkgs/applications/editors/vscode/extensions/default.nix
index d4de0d01aa56..4c62313e2348 100644
--- a/pkgs/applications/editors/vscode/extensions/default.nix
+++ b/pkgs/applications/editors/vscode/extensions/default.nix
@@ -4457,8 +4457,8 @@ let
         mktplcRef = {
           publisher = "streetsidesoftware";
           name = "code-spell-checker";
-          version = "4.0.47";
-          hash = "sha256-g9r8I909ge44JfBRm1JBHFluXr9H8zl0ERqkwoxtQaI=";
+          version = "4.2.6";
+          hash = "sha256-veP2G/5vcaimjd98ur6Mhl4x1NKuvS21oO+HFJLHN+I=";
         };
         meta = {
           changelog = "https://marketplace.visualstudio.com/items/streetsidesoftware.code-spell-checker/changelog";