diff --git a/apps/backend/src/routes/katex.js b/apps/backend/src/routes/katex.js
index fde58017..efc2a0bd 100644
--- a/apps/backend/src/routes/katex.js
+++ b/apps/backend/src/routes/katex.js
@@ -6,19 +6,26 @@ const router = express.Router();
 
 // localhost:3002/katex
 router.get('/', async (req, res) => {
-  const original = req._parsedUrl.search;
+  try {
+    const original = req._parsedUrl.search;
 
-  const latexString = original.replace('?', '').replaceAll('+', '+').replaceAll('&space;', '');
-  console.log({ latexString });
+    const latexString = original
+      .replace('?', '')
+      .replaceAll('+', '+')
+      .replaceAll('&space;', '');
+    console.log({ latexString });
 
-  const html = katex.renderToString(latexString, {
-    throwOnError: false,
-    output: 'mathml'
-  });
+    const html = katex.renderToString(latexString, {
+      throwOnError: false,
+      output: 'mathml'
+    });
 
-  console.log({ html });
+    console.log({ html });
 
-  res.send(html);
+    res.send(html);
+  } catch (error) {
+    res.send('failed');
+  }
 });
 
 module.exports = router;