diff --git a/docs/default-theme-config/README.md b/docs/default-theme-config/README.md
index f05425ab18..f6737edd30 100644
--- a/docs/default-theme-config/README.md
+++ b/docs/default-theme-config/README.md
@@ -492,7 +492,7 @@ pageClass: custom-page-class
 Then you can write CSS targeting that page only:
 
 ``` css
-/* .vuepress/override.styl */
+/* .vuepress/style.styl */
 
 .theme-container.custom-page-class {
   /* page-specific rules */