diff --git a/frontend/src/business/components/api/definition/components/list/ApiListContainer.vue b/frontend/src/business/components/api/definition/components/list/ApiListContainer.vue
index f61ce8a783..dba4492dac 100644
--- a/frontend/src/business/components/api/definition/components/list/ApiListContainer.vue
+++ b/frontend/src/business/components/api/definition/components/list/ApiListContainer.vue
@@ -1,9 +1,18 @@
 <template>
   <el-card class="card-content" v-if="isShow">
+
     <el-button-group v-if="isShowChangeButton">
-      <el-button plain size="small" icon="el-icon-tickets" :class="{active: isApiListEnable}" @click="apiChange('api')"></el-button>
-      <el-button plain class="case-button" size="small" icon="el-icon-paperclip" :class="{active: !isApiListEnable}" @click="caseChange('case')"></el-button>
+
+      <el-tooltip class="item" effect="dark" content="接口列表" placement="left">
+        <el-button plain size="small" icon="el-icon-tickets" :class="{active: isApiListEnable}" @click="apiChange('api')"></el-button>
+      </el-tooltip>
+
+      <el-tooltip class="item" effect="dark" content="用例列表" placement="right">
+        <el-button plain class="case-button" size="small" icon="el-icon-paperclip" :class="{active: !isApiListEnable}" @click="caseChange('case')"></el-button>
+      </el-tooltip>
+
     </el-button-group>
+
     <template v-slot:header>
       <slot name="header"></slot>
     </template>