diff --git a/packages/devui-theme/src/theme-collection/extend-theme-vue.scss b/packages/devui-theme/src/theme-collection/extend-theme-vue.scss
index cf88974472..5c5fc0e614 100644
--- a/packages/devui-theme/src/theme-collection/extend-theme-vue.scss
+++ b/packages/devui-theme/src/theme-collection/extend-theme-vue.scss
@@ -7,7 +7,7 @@ body[ui-theme='deep-theme'],
 body[ui-theme='galaxy-theme'] {
   // TODO: 组件支持全局配置默认尺寸参数后删除
   // button default size change to '32px'
-  .#{$devui-prefix}-button:not(.#{$devui-prefix}-button--xs):not(.#{$devui-prefix}-button--sm):not(.#{$devui-prefix}-button--lg) {
+  .#{$devui-prefix}-button:not(.#{$devui-prefix}-button--sm):not(.#{$devui-prefix}-button--lg) {
     height: 32px;
     line-height: 32px;
   }
diff --git a/packages/devui-vue/devui/button/src/button-types.ts b/packages/devui-vue/devui/button/src/button-types.ts
index cdbd6cdff1..f46ff13da9 100644
--- a/packages/devui-vue/devui/button/src/button-types.ts
+++ b/packages/devui-vue/devui/button/src/button-types.ts
@@ -2,7 +2,7 @@ import type { ComputedRef, ExtractPropTypes, PropType ,InjectionKey, Ref } from
 
 export type IButtonVariant = 'solid' | 'outline' | 'text';
 export type IButtonColor = 'secondary' | 'primary' | 'danger';
-export type IButtonSize = 'lg' | 'md' | 'sm' | 'xs';
+export type IButtonSize = 'lg' | 'md' | 'sm';
 export type IButtonShape = 'round' | 'circle';
 
 export const buttonProps = {
diff --git a/packages/devui-vue/devui/button/src/button.scss b/packages/devui-vue/devui/button/src/button.scss
index e640154854..4b427c2529 100644
--- a/packages/devui-vue/devui/button/src/button.scss
+++ b/packages/devui-vue/devui/button/src/button.scss
@@ -236,13 +236,6 @@ $devui-btn-lg-padding: var(--devui-btn-lg-padding, 0 24px);
     }
   }
 
-  &--xs {
-    padding: 0 4px;
-    height: $devui-size-sm;
-    font-size: $devui-font-size-sm;
-    min-width: 48px;
-  }
-
   &--sm {
     padding: $devui-btn-sm-padding;
     height: $devui-size-sm;
@@ -330,7 +323,6 @@ $devui-btn-lg-padding: var(--devui-btn-lg-padding, 0 24px);
       border: 1px solid transparent;
     }
 
-    &.#{$devui-prefix}-button--xs,
     &.#{$devui-prefix}-button--sm {
       padding: 4px;
       min-width: 24px;
@@ -347,7 +339,6 @@ $devui-btn-lg-padding: var(--devui-btn-lg-padding, 0 24px);
     &.#{$devui-prefix}-button--circle {
       width: $devui-size-md;
 
-      &.#{$devui-prefix}-button--xs,
       &.#{$devui-prefix}-button--sm {
         width: $devui-size-sm;
       }
diff --git a/packages/devui-vue/docs/components/button/index.md b/packages/devui-vue/docs/components/button/index.md
index a618c78335..ed8611276d 100644
--- a/packages/devui-vue/docs/components/button/index.md
+++ b/packages/devui-vue/docs/components/button/index.md
@@ -52,12 +52,11 @@
 
 ### 尺寸
 
-:::demo 通过`size`设置按钮尺寸，支持`xs`、`sm`、`md`、`lg`四种类型的尺寸，默认为`md`。
+:::demo 通过`size`设置按钮尺寸，支持`sm`、`md`、`lg`三种类型的尺寸，默认为`md`。
 
 ```vue
 <template>
   <div class="demo-spacing">
-    <d-button size="xs">Mini</d-button>
     <d-button size="sm">Small</d-button>
     <d-button>Medium</d-button>
     <d-button size="lg">Large</d-button>
@@ -132,7 +131,7 @@ export default {
     <d-button icon="connect" variant="text">Link</d-button>
     <d-button icon="delete" variant="text" title="Delete"></d-button>
     <d-button shape="round" title="Add">Add</d-button>
-    <d-button icon="delete" shape="circle" title="Delete" size="xs"></d-button>
+    <d-button icon="delete" shape="circle" title="Delete" size="sm"></d-button>
     <d-button icon="delete" shape="circle" title="Delete"></d-button>
     <d-button variant="solid" icon="filter" shape="circle" title="Add" size="lg"></d-button>
   </div>
@@ -153,13 +152,7 @@ export default {
     <d-button variant="solid">按钮名称</d-button>
     <d-button icon="icon-select-arrow" variant="solid"></d-button>
   </d-button-group>
-  <p>尺寸：xs</p>
-  <d-button-group size="xs">
-    <d-button disabled>上海</d-button>
-    <d-button color="primary" variant="solid">北京</d-button>
-    <d-button disabled>深圳</d-button>
-  </d-button-group>
-
+  
   <p>尺寸：sm</p>
   <d-button-group size="sm">
     <d-button color="primary" variant="solid">上海</d-button>
@@ -258,7 +251,7 @@ type IButtonVariant = 'solid' | 'outline' | 'text';
 #### IButtonSize
 
 ```ts
-type IButtonSize = 'lg' | 'md' | 'sm' | 'xs';
+type IButtonSize = 'lg' | 'md' | 'sm';
 ```
 
 #### IButtonColor
@@ -284,5 +277,5 @@ type IButtonShape = 'circle' | 'round';
 #### IButtonGroupSize
 
 ```ts
-type IButtonGroupSize = 'lg' | 'md' | 'sm' | 'xs';
+type IButtonGroupSize = 'lg' | 'md' | 'sm';
 ```