diff --git a/src/components/TreeSelect/TreeSelect.scss b/src/components/TreeSelect/TreeSelect.scss
index 35e38f63f..cde4d6d39 100644
--- a/src/components/TreeSelect/TreeSelect.scss
+++ b/src/components/TreeSelect/TreeSelect.scss
@@ -13,6 +13,5 @@ $block: '.#{variables.$ns}tree-select';
         padding: 4px 0;
         border-radius: 6px;
         overflow: hidden;
-        min-width: 300px;
     }
 }
diff --git a/src/components/TreeSelect/__stories__/components/InfinityScrollExample.tsx b/src/components/TreeSelect/__stories__/components/InfinityScrollExample.tsx
index 142ea642a..0c92174a2 100644
--- a/src/components/TreeSelect/__stories__/components/InfinityScrollExample.tsx
+++ b/src/components/TreeSelect/__stories__/components/InfinityScrollExample.tsx
@@ -62,6 +62,7 @@ export const InfinityScrollExample = ({
                     return node;
                 }}
                 renderContainer={RenderVirtualizedContainer}
+                popupWidth={300}
                 onUpdate={setValue}
                 slotAfterListBody={
                     isLoading && (
diff --git a/src/components/TreeSelect/__stories__/components/WithFiltrationAndControlsExample.tsx b/src/components/TreeSelect/__stories__/components/WithFiltrationAndControlsExample.tsx
index 4c09c00af..77562823d 100644
--- a/src/components/TreeSelect/__stories__/components/WithFiltrationAndControlsExample.tsx
+++ b/src/components/TreeSelect/__stories__/components/WithFiltrationAndControlsExample.tsx
@@ -50,6 +50,7 @@ export const WithFiltrationAndControlsExample = ({
                 {...treeSelectProps}
                 multiple
                 open={open}
+                popupWidth={350}
                 onOpenChange={onOpenChange}
                 slotBeforeListBody={
                     <TextInput