diff --git a/source/java/org/alfresco/repo/invitation/InvitationServiceImpl.java b/source/java/org/alfresco/repo/invitation/InvitationServiceImpl.java
index 337883e1f4..e9310631e5 100644
--- a/source/java/org/alfresco/repo/invitation/InvitationServiceImpl.java
+++ b/source/java/org/alfresco/repo/invitation/InvitationServiceImpl.java
@@ -148,6 +148,8 @@ public class InvitationServiceImpl implements InvitationService, NodeServicePoli
         List<String> ret = new ArrayList<String>(3);
         ret.add(WorkflowModelNominatedInvitation.WORKFLOW_DEFINITION_NAME);
         ret.add(WorkflowModelModeratedInvitation.WORKFLOW_DEFINITION_NAME);
+        ret.add(WorkflowModelNominatedInvitation.WORKFLOW_DEFINITION_NAME_ACTIVITI);
+        ret.add(WorkflowModelModeratedInvitation.WORKFLOW_DEFINITION_NAME_ACTIVITI);
         // old deprecated invitation workflow.
         ret.add("jbpm$wf:invite");
         return ret;
diff --git a/source/java/org/alfresco/repo/invitation/WorkflowModelModeratedInvitation.java b/source/java/org/alfresco/repo/invitation/WorkflowModelModeratedInvitation.java
index 094c2670e7..5e016eab67 100644
--- a/source/java/org/alfresco/repo/invitation/WorkflowModelModeratedInvitation.java
+++ b/source/java/org/alfresco/repo/invitation/WorkflowModelModeratedInvitation.java
@@ -36,6 +36,7 @@ public interface WorkflowModelModeratedInvitation
 
     // workflow definition name
     public static final String WORKFLOW_DEFINITION_NAME = "jbpm$imwf:invitation-moderated";
+    public static final String WORKFLOW_DEFINITION_NAME_ACTIVITI = "activiti$activitiInvitationModerated";
     
     // tasks
     public static final QName WF_START_TASK = QName.createQName(NAMESPACE_URI, "moderatedInvitationSubmitTask");
diff --git a/source/java/org/alfresco/repo/invitation/WorkflowModelNominatedInvitation.java b/source/java/org/alfresco/repo/invitation/WorkflowModelNominatedInvitation.java
index ae208f6b64..4534953012 100644
--- a/source/java/org/alfresco/repo/invitation/WorkflowModelNominatedInvitation.java
+++ b/source/java/org/alfresco/repo/invitation/WorkflowModelNominatedInvitation.java
@@ -34,6 +34,7 @@ public interface WorkflowModelNominatedInvitation
 
     // workflow definition name
     public static final String WORKFLOW_DEFINITION_NAME = "jbpm$inwf:invitation-nominated";
+    public static final String WORKFLOW_DEFINITION_NAME_ACTIVITI = "activiti$activitiInvitationNominated";
 
     // tasks
     public static final QName WF_INVITE_TASK_INVITE_TO_SITE = QName.createQName(NAMESPACE_URI, "inviteToSiteTask");