diff --git a/.dumi/theme/common/styles/Demo.tsx b/.dumi/theme/common/styles/Demo.tsx
index 912bd88afb..d738b76aab 100644
--- a/.dumi/theme/common/styles/Demo.tsx
+++ b/.dumi/theme/common/styles/Demo.tsx
@@ -350,9 +350,8 @@ const GlobalDemoStyles: React.FC = () => {
         }
 
         ${antCls}-btn {
-          opacity: 0.6;
           &.icon-enabled {
-            background: ${token.colorFillSecondary};
+            background-color: ${token.colorFillSecondary};
             opacity: 1;
             ${iconCls} {
               color: ${token.colorTextBase};