diff --git a/config/alfresco/workflow/invitation-moderated-workflow-messages.properties b/config/alfresco/workflow/invitation-moderated-workflow-messages.properties
index ad39552ec9..e11cc0ccd6 100644
--- a/config/alfresco/workflow/invitation-moderated-workflow-messages.properties
+++ b/config/alfresco/workflow/invitation-moderated-workflow-messages.properties
@@ -9,6 +9,8 @@ imwf_invitation-moderated.workflow.description=Moderated invitation to a resourc
 
 imwf_invitation-moderated-workflow-model.type.imwf_moderatedInvitationReviewTask.title=Moderated Site Invitation
 imwf_invitation-moderated-workflow-model.type.imwf_moderatedInvitationReviewTask.description=Start a moderated invitation
+imwf_invitation-moderated-workflow-model.type.imwf_activitiModeratedInvitationReviewTask.title=Moderated Site Invitation
+imwf_invitation-moderated-workflow-model.type.imwf_activitiModeratedInvitationReviewTask.description=Start a moderated invitation
 
 imwf_invitation-moderated-workflow-model.property.imwf_inviteeUserName.title=Invitee Username
 imwf_invitation-moderated-workflow-model.property.imwf_inviteeRole.title=Invitee Role
@@ -31,4 +33,8 @@ imwf_invitation-moderated.node.review.transition.approve.description=Approve
 imwf_invitation-moderated.node.review.transition.cancel.title=Cancel
 imwf_invitation-moderated.node.review.transition.cancel.description=Cancel
 imwf_invitation-moderated.node.end.title=End
-imwf_invitation-moderated.node.end.description=End
\ No newline at end of file
+imwf_invitation-moderated.node.end.description=End
+
+# Activiti invite outcome list constraint labels
+listconstraint.imwf_inviteOutcomeOptions.Approve=Approve
+listconstraint.imwf_inviteOutcomeOptions.Reject=Reject
\ No newline at end of file
diff --git a/config/alfresco/workflow/invitation-nominated-workflow-messages.properties b/config/alfresco/workflow/invitation-nominated-workflow-messages.properties
index 9d4c7643e7..f0b6ceab01 100644
--- a/config/alfresco/workflow/invitation-nominated-workflow-messages.properties
+++ b/config/alfresco/workflow/invitation-nominated-workflow-messages.properties
@@ -12,6 +12,8 @@ inwf_invite-workflow-model.type.inwf_inviteToSiteTask.title=Start
 inwf_invite-workflow-model.type.inwf_inviteToSiteTask.description=Start a nominated invitation 
 inwf_invite-workflow-model.type.inwf_invitePendingTask.title=Invitation To Join Site
 inwf_invite-workflow-model.type.inwf_invitePendingTask.description=Invitation To Join Site
+inwf_invite-workflow-model.type.inwf_activitiInvitePendingTask.title=Invitation To Join Site
+inwf_invite-workflow-model.type.inwf_activitiInvitePendingTask.description=Invitation To Join Site
 inwf_invite-workflow-model.type.inwf_rejectInviteTask.title=Site Invitation Rejected
 inwf_invite-workflow-model.type.inwf_rejectInviteTask.description=The user invited to join the site has rejected the invitation
 inwf_invite-workflow-model.type.inwf_acceptInviteTask.title=Site Invitation Accepted
@@ -54,3 +56,7 @@ inwf_invitation-nominated.node.inviteAccepted.transition.end.description=Task Do
 
 inwf_invitation-nominated.node.end.title=End
 inwf_invitation-nominated.node.end.description=End
+
+# Activiti invite outcome list constraint labels
+listconstraint.inwf_inviteOutcomeOptions.accept=Accept
+listconstraint.inwf_inviteOutcomeOptions.reject=Reject