diff --git a/src/styles/antd.less b/src/styles/antd.less
index bf3cd5b..103fed4 100644
--- a/src/styles/antd.less
+++ b/src/styles/antd.less
@@ -217,3 +217,6 @@
     border-bottom: 1px solid #173b6d !important;
     color: #fff !important;
   }
+.ant-calendar-disabled-cell .ant-calendar-date {
+  background-color: #7f7f7f !important;
+}