diff --git a/frontend/src/views/system/relationship/index.vue b/frontend/src/views/system/relationship/index.vue
index 2394ecf622..18e3431270 100644
--- a/frontend/src/views/system/relationship/index.vue
+++ b/frontend/src/views/system/relationship/index.vue
@@ -39,6 +39,7 @@
             placement="bottom"
             trigger="manual"
             :width="popoverSize"
+            popper-class="relation-popover"
           >
             <el-tree
               v-show="showTree"
@@ -618,4 +619,8 @@ export default {
   /*display: inline;*/
   visibility: visible;
 }
+.relation-popover {
+  max-height: 100%;
+  overflow-y: scroll;
+}
 </style>