diff --git a/plugins/markdown/plugin-markdown-math/src/node/prepare/prepareClientConfigFile.ts b/plugins/markdown/plugin-markdown-math/src/node/prepare/prepareClientConfigFile.ts
index a19de2358e..a07d4edd37 100644
--- a/plugins/markdown/plugin-markdown-math/src/node/prepare/prepareClientConfigFile.ts
+++ b/plugins/markdown/plugin-markdown-math/src/node/prepare/prepareClientConfigFile.ts
@@ -18,7 +18,7 @@ export const prepareClientConfigFile = async (
   if (mathRenderer === 'katex') {
     content += `\
 import "${getRealPath('katex/dist/katex.min.css', url)}";
-import "${CLIENT_FOLDER}styles/katex.scss";
+import "${CLIENT_FOLDER}styles/katex.css";
 ${
   (options as MarkdownKatexPluginOptions).copy
     ? `\