diff --git a/src/components/treeSelect/treeSelectModule.vue b/src/components/treeSelect/treeSelectModule.vue
index 84c382f81..1d27f11e1 100644
--- a/src/components/treeSelect/treeSelectModule.vue
+++ b/src/components/treeSelect/treeSelectModule.vue
@@ -323,4 +323,8 @@
     //  }
     //}
 
+    .common-tree{
+        height: 100%;
+        overflow-y: auto;
+    }
 </style>
diff --git a/src/components/treeSelect/treeSelectNew.vue b/src/components/treeSelect/treeSelectNew.vue
index c4b60cbf4..2cb47f94e 100644
--- a/src/components/treeSelect/treeSelectNew.vue
+++ b/src/components/treeSelect/treeSelectNew.vue
@@ -320,5 +320,8 @@
 //    display: none;
 //  }
 //}
-
+.common-tree{
+    height: 100%;
+    overflow-y: auto;
+}
 </style>