diff --git a/components/style/themes/default.less b/components/style/themes/default.less
index 2e9b97d4ea..94f67a87a2 100644
--- a/components/style/themes/default.less
+++ b/components/style/themes/default.less
@@ -1,6 +1,8 @@
 /* stylelint-disable at-rule-empty-line-before,at-rule-name-space-after,at-rule-no-unknown */
 @import '../color/colors';
 
+@theme: default;
+
 // The prefix to use on all css classes from ant.
 @ant-prefix: ant;