diff --git a/packages/flat-components/src/components/PeriodicRoomPage/index.less b/packages/flat-components/src/components/PeriodicRoomPage/index.less
index 3595cdfcf7a..b02484a192b 100644
--- a/packages/flat-components/src/components/PeriodicRoomPage/index.less
+++ b/packages/flat-components/src/components/PeriodicRoomPage/index.less
@@ -17,7 +17,6 @@
     padding-bottom: 16px;
 
     .ant-btn {
-        width: 128px;
         height: 32px;
         margin-right: 8px;
     }