diff --git a/packages/ui-default/backendlib/markdown-it-katex.js b/packages/ui-default/backendlib/markdown-it-katex.js
index ca394fd28..bad99054c 100644
--- a/packages/ui-default/backendlib/markdown-it-katex.js
+++ b/packages/ui-default/backendlib/markdown-it-katex.js
@@ -101,7 +101,7 @@ function block(state, start, end, silent) {
 }
 
 module.exports = function plugin(md) {
-  const options = { throwOnError: false, strict: false };
+  const options = { throwOnError: false, strict: 'ignore' };
   const katexInline = function (latex) {
     options.displayMode = false;
     try {
diff --git a/packages/ui-default/package.json b/packages/ui-default/package.json
index ad58eb76f..2046916fe 100644
--- a/packages/ui-default/package.json
+++ b/packages/ui-default/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hydrooj/ui-default",
-  "version": "4.25.2",
+  "version": "4.25.3",
   "author": "undefined <i@undefined.moe>",
   "license": "AGPL-3.0",
   "main": "hydro.js",