diff --git a/examples/routers/form.vue b/examples/routers/form.vue
index d1c3589b..94e9f01a 100644
--- a/examples/routers/form.vue
+++ b/examples/routers/form.vue
@@ -57,8 +57,9 @@
                 </Checkbox-group>
             </Form-item>
             <Form-item label-for="input" label="介绍" prop="desc">
-                <Input element-id="input" v-model="formValidate.desc" type="text" :autosize="{minRows: 2,maxRows: 5}" placeholder="请输入..."></Input>
+                <Input element-id="input" icon="ios-search" size="small" v-model="formValidate.desc" type="text" :autosize="{minRows: 2,maxRows: 5}" placeholder="请输入..."></Input>
             </Form-item>
+                <Input element-id="input" icon="ios-search" size="small" v-model="formValidate.desc" type="text" :autosize="{minRows: 2,maxRows: 5}" placeholder="请输入..."></Input>
             <Form-item>
                 <Button type="primary" @click="handleSubmit('formValidate')">提交</Button>
                 <Button type="ghost" @click="handleReset('formValidate')" style="margin-left: 8px">重置</Button>
diff --git a/src/styles/components/input.less b/src/styles/components/input.less
index 710e37ea..05762294 100644
--- a/src/styles/components/input.less
+++ b/src/styles/components/input.less
@@ -83,4 +83,9 @@
             padding-right: 32px;
         }
     }
+}
+
+// #2149
+.@{form-item-prefix-cls} .@{input-prefix-cls}-wrapper-small .@{input-prefix-cls}-icon{
+    line-height: 32px;
 }
\ No newline at end of file