diff --git a/src/renderer/src/pages/home/Markdown/Markdown.tsx b/src/renderer/src/pages/home/Markdown/Markdown.tsx
index ad643f28..9bed5e9d 100644
--- a/src/renderer/src/pages/home/Markdown/Markdown.tsx
+++ b/src/renderer/src/pages/home/Markdown/Markdown.tsx
@@ -1,4 +1,5 @@
 import 'katex/dist/katex.min.css'
+import 'katex/dist/contrib/copy-tex'
 
 import { useSettings } from '@renderer/hooks/useSettings'
 import { Message } from '@renderer/types'
@@ -14,6 +15,8 @@ import rehypeRaw from 'rehype-raw'
 import remarkGfm from 'remark-gfm'
 import remarkMath from 'remark-math'
 
+import 'katex/dist/contrib/mhchem'
+
 import CodeBlock from './CodeBlock'
 import ImagePreview from './ImagePreview'
 import Link from './Link'