diff --git a/src/toast/toast.less b/src/toast/toast.less
index 323fdcc75..ba525a2f6 100644
--- a/src/toast/toast.less
+++ b/src/toast/toast.less
@@ -24,7 +24,7 @@
     max-width: 374rpx;
     line-height: 44rpx;
     box-sizing: border-box;
-    z-index: 2001;
+    z-index: 12001;
   }
 
   &__row {