diff --git a/src/components/core/d2-layout-main/components/-theme/index.vue b/src/components/core/d2-layout-main/components/-theme/index.vue
index cb6c4933..9c13d264 100644
--- a/src/components/core/d2-layout-main/components/-theme/index.vue
+++ b/src/components/core/d2-layout-main/components/-theme/index.vue
@@ -1,6 +1,6 @@
 <template>
   <div>
-    <el-tooltip effect="dark" content="theme" placement="bottom">
+    <el-tooltip effect="dark" content="主题" placement="bottom">
       <el-button class="d2-ml-0 d2-mr btn-text can-hover" type="text" @click="dialogVisible = true">
         <d2-icon name="diamond"/>
       </el-button>