diff --git a/build_ui/src/views/train/board/index.vue b/build_ui/src/views/train/board/index.vue
index 71267b3ed..69effbbe7 100644
--- a/build_ui/src/views/train/board/index.vue
+++ b/build_ui/src/views/train/board/index.vue
@@ -206,7 +206,7 @@
       </el-table-column>
       <el-table-column
         align="center"
-        label="最后心跳"
+        label="最近通信时间"
         min-width="155"
         prop="lastHeartbeat"
       >