diff --git a/utils/yangutils/datamodel/src/main/java/org/onosproject/yangutils/datamodel/utils/DataModelUtils.java b/utils/yangutils/datamodel/src/main/java/org/onosproject/yangutils/datamodel/utils/DataModelUtils.java
index 1e15d1d..64f2c78 100644
--- a/utils/yangutils/datamodel/src/main/java/org/onosproject/yangutils/datamodel/utils/DataModelUtils.java
+++ b/utils/yangutils/datamodel/src/main/java/org/onosproject/yangutils/datamodel/utils/DataModelUtils.java
@@ -349,6 +349,7 @@
      * type info needs to be updated to the cloned new type node.
      *
      * @param leavesHolder cloned leaves holder, for whom the leaves reference needs to be updated
+     * @throws DataModelException when fails to do data model operations
      */
     public static void updateClonedLeavesUnionEnumRef(YangLeavesHolder leavesHolder) throws DataModelException {
         List<YangLeaf> currentListOfLeaves = leavesHolder.getListOfLeaf();