diff --git a/components/select/style/index.less b/components/select/style/index.less
index a2b7232e2d..6f164e1b96 100644
--- a/components/select/style/index.less
+++ b/components/select/style/index.less
@@ -204,7 +204,8 @@
     position: relative;
   }
 
-  &-selection__placeholder {
+  &-selection__placeholder,
+  &-search__field__placeholder { // for TreeSelect compatibility
     position: absolute;
     top: 50%;
     left: 9px;