diff --git a/extension.js b/extension.js
index 503c907..f38a78b 100644
--- a/extension.js
+++ b/extension.js
@@ -41,9 +41,7 @@ function activate(context) {
     vscode.window.onDidChangeActiveTextEditor(
         editor => {
             activeEditor = editor;
-            if (activeEditor) {
-                toggleMarkdownShortcuts(activeEditor.document.languageId);
-            }
+            toggleMarkdownShortcuts(activeEditor?.document.languageId);
         },
         null,
         context.subscriptions