diff --git a/packages/ui-default/components/cmeditor/index.js b/packages/ui-default/components/cmeditor/index.js
index f8fefb4d7..7248edc87 100644
--- a/packages/ui-default/components/cmeditor/index.js
+++ b/packages/ui-default/components/cmeditor/index.js
@@ -18,6 +18,11 @@ export const config = {
     enable: true,
     max: 65536,
   },
+  preview: {
+    math: {
+      inlineDigit: true,
+    },
+  },
 };
 
 export default class CmEditor extends DOMAttachedObject {
diff --git a/packages/ui-default/package.json b/packages/ui-default/package.json
index 2eb52a9ed..462db6de0 100644
--- a/packages/ui-default/package.json
+++ b/packages/ui-default/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hydrooj/ui-default",
-  "version": "4.6.4",
+  "version": "4.6.5",
   "author": "undefined <i@undefined.moe>",
   "license": "AGPL-3.0",
   "main": "hydro.js",