diff --git a/components/config-provider/context.ts b/components/config-provider/context.ts
index 4e913b360f..ccedaae663 100644
--- a/components/config-provider/context.ts
+++ b/components/config-provider/context.ts
@@ -50,7 +50,7 @@ export interface ThemeConfig {
   cssVar?:
     | {
         /**
-         * Prefix for css variable, default to `antd`.
+         * Prefix for css variable, default to `ant`.
          */
         prefix?: string;
         /**