diff --git a/polynum/base/models/request.py b/polynum/base/models/request.py
index 399935b..3cdb2cb 100644
--- a/polynum/base/models/request.py
+++ b/polynum/base/models/request.py
@@ -16,6 +16,8 @@ from django.core import validators
 from django.template import Template, Context
 from django.core.mail import EmailMessage
 from django.utils.timezone import now
+from django.core.urlresolvers import reverse
+from django.conf import settings
 
 from ... import utils
 from .. import app_settings
@@ -322,6 +324,7 @@ class Request(models.Model):
                 'comment': description,
                 'history': history,
                 'reversed_history': reversed(history),
+                'request_url': settings.SITE_URL + self.get_absolute_url(),
               }
         ctx = Context(ctx)
         logger.info('action %s par %s avec le commentaire %s sur la demande %s',
@@ -396,6 +399,9 @@ class Request(models.Model):
     def __unicode__(self):
         return '<Request id:%s>' % (self.pk,)
 
+    def get_absolute_url(self):
+        return reverse('request_detail', kwargs={'pk': self.pk})
+
 class HistoryManager(models.Manager):
     def start(self):
         try:
diff --git a/polynum/base/templates/admin/base/mailnotification/change_form.html b/polynum/base/templates/admin/base/mailnotification/change_form.html
index 4fc18a9..d43845e 100644
--- a/polynum/base/templates/admin/base/mailnotification/change_form.html
+++ b/polynum/base/templates/admin/base/mailnotification/change_form.html
@@ -15,7 +15,7 @@
       <tr><td><code>&#123;&#123;request&#125;&#125;</code></td><td>la demande</td></tr>
       <tr><td><code>&#123;&#123;request.request_number&#125;&#125;</code></td><td>le numéro de la demande</td></tr>
       <tr><td><code>&#123;&#123;request.user&#125;&#125;</code></td><td>l'utilisateur qui a fait la demande</td></tr>
-      <tr><td><code>&#123;% url 'request_detail' pk=request.pk %&#125;</code></td><td>l'URL de la demande</td></tr>
+      <tr><td><code>&#123;&#123;request_url&#125;&#125;</code></td><td>l'URL de la demande</td></tr>
       <tr><td><code>&#123;&#123;history&#125;&#125;</code></td><td>l'historique de la demande dans l'ordre chornologique</td></tr>
       <tr><td><code>&#123;&#123;history.0&#125;&#125;</code></td><td>la première ligne de l'historique</td></tr>
       <tr><td><code>&#123;&#123;history.0&#125;&#125;</code></td><td>la première ligne de l'historique</td></tr>
diff --git a/polynum/request/views.py b/polynum/request/views.py
index f42cb2e..35cd132 100644
--- a/polynum/request/views.py
+++ b/polynum/request/views.py
@@ -356,12 +356,7 @@ def request_action(request, pk, workflow_pk):
             return redirect('list_request')
     if workflow.comment and not request.POST.get('comment'):
         return render(request, 'request_action.html', locals())
-    old_script_prefix = get_script_prefix()
-    try:
-        set_script_prefix(settings.SITE_URL)
-        poly_request.act(request.user, workflow, description=request.POST.get('comment'))
-    finally:
-        set_script_prefix(old_script_prefix)
+    poly_request.act(request.user, workflow, description=request.POST.get('comment'))
     if workflow.action.ui_message:
         messages.info(request, mark_safe(workflow.action.ui_message))
     if workflow.is_edit: