diff --git a/packages/rate/index.less b/packages/rate/index.less
index 491f39f76..b537bcd60 100644
--- a/packages/rate/index.less
+++ b/packages/rate/index.less
@@ -15,7 +15,7 @@
 
   &__icon {
     display: block;
-    height: 1em;
+    height: 100%;
     color: var(--rate-icon-void-color, @rate-icon-void-color);
     font-size: var(--rate-icon-size, @rate-icon-size);