diff --git a/src/scheduler/scheduleForm.component.ts b/src/scheduler/scheduleForm.component.ts
index 2a4e9d8..f887594 100644
--- a/src/scheduler/scheduleForm.component.ts
+++ b/src/scheduler/scheduleForm.component.ts
@@ -12,7 +12,7 @@ import { Schedule } from './schedule';
   template: `
 <form class="form-horizontal simple-form" novalidate (submit)="submit()" #form="ngForm">
   <div class="form-group">
-    <label class="col-sm-4 control-label" for="start-date">Date de début</label>
+    <label class="col-sm-4 control-label" for="start-date">Date de début (AAAA-MM-JJ)</label>
     <div class="col-sm-8">
       <input class="form-control" id="start-date" name="start_date"
         [(ngModel)]="schedule.start_date" [textMask]="{mask: dateMask}"
@@ -21,7 +21,7 @@ import { Schedule } from './schedule';
   </div>
 
   <div class="form-group">
-    <label class="col-sm-4 control-label" for="stop-date">Date de fin</label>
+    <label class="col-sm-4 control-label" for="stop-date">Date de fin (AAAA-MM-JJ)</label>
     <div class="col-sm-8">
       <input class="form-control" id="stop-date" name="stop_date"
         [(ngModel)]="schedule.stop_date" [textMask]="{mask: dateMask}"