diff --git a/backend/web/server/plugins/entreprisedufutur/functions.js b/backend/web/server/plugins/entreprisedufutur/functions.js
index 80ab464a1..5ac7e22ac 100644
--- a/backend/web/server/plugins/entreprisedufutur/functions.js
+++ b/backend/web/server/plugins/entreprisedufutur/functions.js
@@ -524,7 +524,7 @@ declareVirtualField({model: 'order', field: 'order_tickets', multiple: true, ins
   }
 })
 declareVirtualField({model: 'order', field: 'order_tickets_count', instance: 'Number'})
-declareComputedField({model: 'order', field: 'unknown_emails', getterFn: getUnknownEmails})
+declareComputedField({model: 'order', field: 'unknown_tickets', getterFn: getUnknownEmails})
 declareComputedField({model: 'order', field: 'are_inputs_valid', getterFn: getInputsValid})
 
 //OrderTicket declarations
diff --git a/backend/web/server/plugins/entreprisedufutur/order.js b/backend/web/server/plugins/entreprisedufutur/order.js
index 1e3d966cb..f207d9a8f 100644
--- a/backend/web/server/plugins/entreprisedufutur/order.js
+++ b/backend/web/server/plugins/entreprisedufutur/order.js
@@ -12,7 +12,8 @@ const getUnknownEmails = async (userId, params, data) => {
       const exist = await User.exists({email:t.email})
       return !exist
     })
-  return unknownEmailTickets.map(ticket => ticket.email)
+  
+  return unknownEmailTickets.map(ticket => new OrderTicket(ticket))
 }
 
 const getInputsValid = async (userId, params, data) => {
diff --git a/backend/web/server/plugins/entreprisedufutur/schemas/OrderSchema.js b/backend/web/server/plugins/entreprisedufutur/schemas/OrderSchema.js
index b51217df1..8ef76a6d1 100644
--- a/backend/web/server/plugins/entreprisedufutur/schemas/OrderSchema.js
+++ b/backend/web/server/plugins/entreprisedufutur/schemas/OrderSchema.js
@@ -15,10 +15,11 @@ const OrderSchema = new Schema({
     enum:Object.keys(ORDER_STATUSES),
     required: [true, `Le statut de la commande est obligatoire`]
   },
-  unknown_emails: {
+  unknown_tickets: {
     //computed
     type: [{
-      type: String,
+      type: Schema.Types.ObjectId,
+      ref: 'userTicket',
       required: true
     }],
     default: []