diff --git a/bda/admin.py b/bda/admin.py
index 476f7d89..604ac883 100644
--- a/bda/admin.py
+++ b/bda/admin.py
@@ -5,6 +5,7 @@ from django.core.mail import send_mail
 from django.contrib import admin
 from django.db.models import Sum, Count
 from bda.models import Spectacle, Salle, Participant, ChoixSpectacle, Attribution, Tirage
+from django import forms
 
 from datetime import timedelta
 
@@ -107,6 +108,16 @@ Le Bureau des Arts
         self.message_user(request, u"%s été informé%s avec succès." % (message_bit, plural))
     send_attribs.short_description = u"Envoyer les résultats par mail"
 
+class AttributionAdminForm(forms.ModelForm):
+    def clean(self):
+        cleaned_data=super(AttributionAdminForm, self).clean()
+        participant = cleaned_data.get("participant")
+        spectacle = cleaned_data.get("spectacle")
+        if participant and spectacle:
+            if participant.tirage != spectacle.tirage:
+                raise forms.ValidationError(u"Erreur : le participant et le spectacle n'appartiennent pas au même tirage")
+        return cleaned_data
+
 class AttributionAdmin(admin.ModelAdmin):
     def paid(self, obj):
         return obj.participant.paid
@@ -114,18 +125,21 @@ class AttributionAdmin(admin.ModelAdmin):
     paid.boolean = True
     list_display = ("id", "spectacle", "participant", "given", "paid")
     search_fields = ('spectacle__title', 'participant__user__username', 'participant__user__first_name', 'participant__user__last_name')
+    form = AttributionAdminForm
 
 import autocomplete_light
 class ChoixSpectacleAdmin(admin.ModelAdmin):
     form = autocomplete_light.modelform_factory(ChoixSpectacle, exclude=[])
-    list_display = ("participant", "spectacle", "priority", "double_choice")
-    list_filter = ("double_choice",)
+    def tirage(self, obj):
+        return obj.participant.tirage
+    list_display = ("participant", "tirage", "spectacle", "priority", "double_choice")
+    list_filter = ("double_choice", "participant__tirage")
     search_fields = ('participant__user__username', 'participant__user__first_name', 'participant__user__last_name')
 
 class SpectacleAdmin(admin.ModelAdmin):
     model = Spectacle
-    list_display = ("title", "date", "location", "slots", "price")
-    list_filter = ("location",)
+    list_display = ("title", "date", "tirage", "location", "slots", "price")
+    list_filter = ("location", "tirage",)
     search_fields = ("title", "location__name")
 
 class TirageAdmin(admin.ModelAdmin):