diff --git a/app/views/tournaments/_form.html.erb b/app/views/tournaments/_form.html.erb
index 3b0eecc..705506e 100644
--- a/app/views/tournaments/_form.html.erb
+++ b/app/views/tournaments/_form.html.erb
@@ -28,7 +28,7 @@
     <%= f.text_field :director_email %>
   </div>
   <div class="field">
-    <%= f.label :date %><br>
+    <%= f.label :date %> (YYYY-MM-DD)<br>
     <%= f.date_field :date %>
   </div>
   <div>