diff --git a/rm-community/rm-community-repo/source/java/org/alfresco/rm/rest/api/recordcategories/RecordCategoryChildrenRelation.java b/rm-community/rm-community-repo/source/java/org/alfresco/rm/rest/api/recordcategories/RecordCategoryChildrenRelation.java
index 084fc1f0ff..a9d53888a7 100644
--- a/rm-community/rm-community-repo/source/java/org/alfresco/rm/rest/api/recordcategories/RecordCategoryChildrenRelation.java
+++ b/rm-community/rm-community-repo/source/java/org/alfresco/rm/rest/api/recordcategories/RecordCategoryChildrenRelation.java
@@ -30,8 +30,15 @@ package org.alfresco.rm.rest.api.recordcategories;
 import static org.alfresco.module.org_alfresco_module_rm.util.RMParameterCheck.checkNotBlank;
 import static org.alfresco.util.ParameterCheck.mandatory;
 
-import java.util.*;
+import java.util.AbstractList;
+import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
 
 import org.alfresco.model.ContentModel;
 import org.alfresco.module.org_alfresco_module_rm.model.RecordsManagementModel;