diff --git a/changelog.md b/changelog.md
index 863646487..c60ea6a88 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,5 +1,6 @@
 # 更新日志
 2.0(2020-05)
+- 填加bi-user-select-enable和bi-user-select-disable通用类名
 - 修复树系列多层半选状态下,勾选祖先节点,后代节点不受影响的问题
 - 修复上传控件多个title问题
 
diff --git a/src/less/core/utils/common.less b/src/less/core/utils/common.less
index b6ec053b8..3fda04804 100644
--- a/src/less/core/utils/common.less
+++ b/src/less/core/utils/common.less
@@ -1218,3 +1218,11 @@ textarea {
     }
   }
 }
+
+.bi-user-select-enable {
+  .user-select-enable();
+}
+
+.bi-user-select-disable {
+  .user-select-disable();
+}