diff --git a/packages/pro/search/style/mixin.less b/packages/pro/search/style/mixin.less
index 47fe465d4..1e5ecd334 100644
--- a/packages/pro/search/style/mixin.less
+++ b/packages/pro/search/style/mixin.less
@@ -20,6 +20,10 @@
     margin-bottom: -@item-gap;
     padding: @container-padding - @pro-search-border-width;
   }
+  .@{pro-search-prefix}-placeholder {
+    height: @item-height;
+    line-height: @item-height;
+  }
   .@{pro-search-prefix}-search-item {
     height: @item-height;
     margin-bottom: @item-gap;