diff --git a/openbis_api/source/java/ch/ethz/sis/openbis/generic/asapi/v3/dto/roleassignment/create/CreateRoleAssignmentsOperation.java b/openbis_api/source/java/ch/ethz/sis/openbis/generic/asapi/v3/dto/roleassignment/create/CreateRoleAssignmentsOperation.java
index 017d50e9be4f0e45bcda2036158549fb56702964..057d400fb01b96216540c5c2d9b69d85debb757b 100644
--- a/openbis_api/source/java/ch/ethz/sis/openbis/generic/asapi/v3/dto/roleassignment/create/CreateRoleAssignmentsOperation.java
+++ b/openbis_api/source/java/ch/ethz/sis/openbis/generic/asapi/v3/dto/roleassignment/create/CreateRoleAssignmentsOperation.java
@@ -19,12 +19,14 @@ package ch.ethz.sis.openbis.generic.asapi.v3.dto.roleassignment.create;
 import java.util.List;
 
 import ch.ethz.sis.openbis.generic.asapi.v3.dto.common.create.CreateObjectsOperation;
+import ch.systemsx.cisd.base.annotation.JsonObject;
 
 /**
  * 
  *
  * @author Franz-Josef Elmer
  */
+@JsonObject("as.dto.roleassignment.create.CreateRoleAssignmentsOperation")
 public class CreateRoleAssignmentsOperation extends CreateObjectsOperation<RoleAssignmentCreation>
 {
     private static final long serialVersionUID = 1L;
diff --git a/openbis_api/source/java/ch/ethz/sis/openbis/generic/asapi/v3/dto/roleassignment/create/CreateRoleAssignmentsOperationResult.java b/openbis_api/source/java/ch/ethz/sis/openbis/generic/asapi/v3/dto/roleassignment/create/CreateRoleAssignmentsOperationResult.java
index 7f18a8d84631ca683c569a99eb1c392a3fbb61d6..5e74ce8b1f5e595ea61df954b4adbaeb3c9f0692 100644
--- a/openbis_api/source/java/ch/ethz/sis/openbis/generic/asapi/v3/dto/roleassignment/create/CreateRoleAssignmentsOperationResult.java
+++ b/openbis_api/source/java/ch/ethz/sis/openbis/generic/asapi/v3/dto/roleassignment/create/CreateRoleAssignmentsOperationResult.java
@@ -20,12 +20,14 @@ import java.util.List;
 
 import ch.ethz.sis.openbis.generic.asapi.v3.dto.common.create.CreateObjectsOperationResult;
 import ch.ethz.sis.openbis.generic.asapi.v3.dto.roleassignment.id.RoleAssignmentTechId;
+import ch.systemsx.cisd.base.annotation.JsonObject;
 
 /**
  * 
  *
  * @author Franz-Josef Elmer
  */
+@JsonObject("as.dto.roleassignment.create.CreateRoleAssignmentsOperationResult")
 public class CreateRoleAssignmentsOperationResult extends CreateObjectsOperationResult<RoleAssignmentTechId>
 {