diff --git a/packages/theme-default/src/input-number.css b/packages/theme-default/src/input-number.css
index d9aa6ac92..bb71e74ad 100644
--- a/packages/theme-default/src/input-number.css
+++ b/packages/theme-default/src/input-number.css
@@ -5,7 +5,6 @@
 @component-namespace el {
   @b input-number {
     display: inline-block;
-    overflow: hidden;
     width: 180px;
     position: relative;