diff --git a/extensions/markdown-language-features/notebook/index.ts b/extensions/markdown-language-features/notebook/index.ts
index e8c30c9b1eb..d89f9b15d80 100644
--- a/extensions/markdown-language-features/notebook/index.ts
+++ b/extensions/markdown-language-features/notebook/index.ts
@@ -342,7 +342,11 @@ export const activate: ActivationFunction<void> = (ctx) => {
 			}
 		},
 		extendMarkdownIt: (f: (md: typeof markdownIt) => void) => {
-			f(markdownIt);
+			try {
+				f(markdownIt);
+			} catch (err) {
+				console.error('Error extending markdown-it', err);
+			}
 		}
 	};
 };
diff --git a/extensions/markdown-math/notebook/katex.ts b/extensions/markdown-math/notebook/katex.ts
index 92b2e5a56a7..94aad4f3c3b 100644
--- a/extensions/markdown-math/notebook/katex.ts
+++ b/extensions/markdown-math/notebook/katex.ts
@@ -45,7 +45,7 @@ export async function activate(ctx: RendererContext<void>) {
 	styleTemplate.content.appendChild(link);
 	document.head.appendChild(styleTemplate);
 
-	const katex = require('@vscode/markdown-it-katex');
+	const katex = require('@vscode/markdown-it-katex').default;
 	const macros = {};
 	markdownItRenderer.extendMarkdownIt((md: markdownIt.MarkdownIt) => {
 		return md.use(katex, {
diff --git a/extensions/markdown-math/package.json b/extensions/markdown-math/package.json
index ea2761b901d..8947e89ed2f 100644
--- a/extensions/markdown-math/package.json
+++ b/extensions/markdown-math/package.json
@@ -98,7 +98,7 @@
     "build-notebook": "node ./esbuild"
   },
   "dependencies": {
-    "@vscode/markdown-it-katex": "^1.0.1"
+    "@vscode/markdown-it-katex": "^1.0.2"
   },
   "devDependencies": {
     "@types/markdown-it": "^0.0.0",
diff --git a/extensions/markdown-math/src/extension.ts b/extensions/markdown-math/src/extension.ts
index 38fe52b3203..1c27036b2fc 100644
--- a/extensions/markdown-math/src/extension.ts
+++ b/extensions/markdown-math/src/extension.ts
@@ -28,7 +28,7 @@ export function activate(context: vscode.ExtensionContext) {
 	return {
 		extendMarkdownIt(md: any) {
 			if (isEnabled()) {
-				const katex = require('@vscode/markdown-it-katex');
+				const katex = require('@vscode/markdown-it-katex').default;
 				const settingsMacros = getMacros();
 				const options = { globalGroup: true, macros: { ...settingsMacros } };
 				md.core.ruler.push('reset-katex-macros', () => {
diff --git a/extensions/markdown-math/yarn.lock b/extensions/markdown-math/yarn.lock
index 3b6786c1c1d..e49c27e7bf8 100644
--- a/extensions/markdown-math/yarn.lock
+++ b/extensions/markdown-math/yarn.lock
@@ -12,10 +12,10 @@
   resolved "https://registry.yarnpkg.com/@types/vscode-notebook-renderer/-/vscode-notebook-renderer-1.72.0.tgz#8943dc3cef0ced2dfb1e04c0a933bd289e7d5199"
   integrity sha512-5iTjb39DpLn03ULUwrDR3L2Dy59RV4blSUHy0oLdQuIY11PhgWO4mXIcoFS0VxY1GZQ4IcjSf3ooT2Jrrcahnw==
 
-"@vscode/markdown-it-katex@^1.0.1":
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/@vscode/markdown-it-katex/-/markdown-it-katex-1.0.1.tgz#79c6e7312074e1f897cc22c42ce078d1e72003b0"
-  integrity sha512-O/HiT5Uc6rN6rSx8tDdgwO1tLSn/lrNeikTzYw1EBG6B2IGLKw4I4e/GBh9DRNSdE9PajCA0tsVBz86qyA7B3A==
+"@vscode/markdown-it-katex@^1.0.2":
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/@vscode/markdown-it-katex/-/markdown-it-katex-1.0.2.tgz#27ba579fa3896b2944b71209dd30d0f983983f11"
+  integrity sha512-QY/OnOHPTqc8tQoCoAjVblILX4yE6xGZHKODtiTKqA328OXra+lSpeJO5Ouo9AAvrs9AwcCLz6xvW3zwcsPBQg==
   dependencies:
     katex "^0.16.4"