diff --git a/packages/theme-chalk/src/input.scss b/packages/theme-chalk/src/input.scss
index 06ee6663de..d19b83fc47 100644
--- a/packages/theme-chalk/src/input.scss
+++ b/packages/theme-chalk/src/input.scss
@@ -136,6 +136,7 @@
   width: 100%;
   line-height: getCssVar('input-height');
   box-sizing: border-box;
+  vertical-align: middle;
   @include scroll-bar;
 
   & .#{$namespace}-input__clear,