diff --git a/materiels.tar.gz b/materiels.tar.gz
index 5f50f54..25040da 100644
Binary files a/materiels.tar.gz and b/materiels.tar.gz differ
diff --git a/src/lib/Entry.php b/src/lib/Entry.php
index eb4df77..2613520 100644
--- a/src/lib/Entry.php
+++ b/src/lib/Entry.php
@@ -23,12 +23,6 @@ class Entry
     DB::getInstance()->insert('plugin_materiels_entry', $data);
 	}
 
-  public function edit($id, $data = [])
-	{
-    $db = DB::getInstance();
-    $db->update('plugin_materiels_entry', $data, $db->where('id', $id));
-	}
-
   public function get($id)
   {
     return DB::getInstance()->first('SELECT * FROM plugin_materiels_entry WHERE id = ?;', $id);
diff --git a/src/lib/Output.php b/src/lib/Output.php
index d7e4b57..f346e8a 100644
--- a/src/lib/Output.php
+++ b/src/lib/Output.php
@@ -4,6 +4,7 @@ namespace Garradin\Plugin\Materiels;
 
 use Garradin\DB;
 use Garradin\Plugin\Materiels\Equipment;
+use Garradin\Plugin\Materiels\Entry;
 
 class Output
 {
@@ -23,10 +24,14 @@ class Output
     DB::getInstance()->insert('plugin_materiels_output', $data);
 	}
 
-  public function edit($id, $data = [])
+  public function get($id)
+  {
+    return DB::getInstance()->first('SELECT * FROM plugin_materiels_output WHERE id = ?;', $id);
+  }
+
+  public function delete($id)
 	{
-    $db = DB::getInstance();
-    $db->update('plugin_materiels_output', $data, $db->where('id', $id));
+		DB::getInstance()->delete('plugin_materiels_output', 'id = ' . $id);
 	}
 
   public function listAll()
@@ -75,4 +80,15 @@ class Output
     }
     return true;
 	}
+
+  public function PossibilityDeleteOutput($output)
+	{
+    $entry = new Entry;
+    if ($output->kind == 'Location / Prêt')
+    {
+      return $entry->PossibilityRentEqmtEntry(
+        $output->equipment_id, $output->equipment_number, $output->output_date);
+    }
+    return true;
+	}
 }
diff --git a/src/templates/common/delete_form.tpl b/src/templates/common/delete_form.tpl
index c3be6dd..c9c01d7 100644
--- a/src/templates/common/delete_form.tpl
+++ b/src/templates/common/delete_form.tpl
@@ -3,7 +3,9 @@
   <fieldset>
 	   <legend>{$legend}</legend>
 	    <h3 class="warning">{$warning}</h3>
-		  <p class="block alert">{$alert}</p>
+      {if $alert != ""}
+		    <p class="block alert">{$alert}</p>
+      {/if}
 	</fieldset>
 	<p class="submit">
 		{csrf_field key=$csrf_key}
diff --git a/src/templates/sorties/index.tpl b/src/templates/sorties/index.tpl
index 07a1a05..e924a95 100644
--- a/src/templates/sorties/index.tpl
+++ b/src/templates/sorties/index.tpl
@@ -16,6 +16,7 @@
       <th><b>Nombre</b></th>
       <th><b>Matériel</b></th>
       <th><b>Remarques</b></th>
+      <th></th>
     </thead>
     <tbody>
       {foreach from=$outputs item="output"}
@@ -25,6 +26,9 @@
           <td>{$output.equipment_number}</td>
           <td>{$output.equipment}</td>
           <td>{$output.additional_comment}</td>
+          <td class="actions">
+            {linkbutton shape="delete" label="Supprimer" href="supprimer_sortie.php?id=%d"|args:$output.id}
+  				</td>
         </tr>
       {/foreach}
     </tbody>
diff --git a/src/templates/sorties/supprimer_sortie.tpl b/src/templates/sorties/supprimer_sortie.tpl
new file mode 100644
index 0000000..86ab081
--- /dev/null
+++ b/src/templates/sorties/supprimer_sortie.tpl
@@ -0,0 +1,11 @@
+{include file="admin/_head.tpl" title="%s"|args:$plugin.nom current="plugin_%s"|args:$plugin.id}
+
+{include file="%s_nav.tpl"|args:$plugin_tpl current="sorties"}
+
+{include file="%scommon/delete_form.tpl"|args:$plugin_tpl
+	legend="Supprimer cette sortie de matériels ?"
+	warning="Êtes-vous sûr de vouloir supprimer la sortie de « %s » ?"|args:$output_string
+  alert=""
+}
+
+{include file="admin/_foot.tpl"}
diff --git a/src/www/admin/sorties/supprimer_sortie.php b/src/www/admin/sorties/supprimer_sortie.php
new file mode 100644
index 0000000..ed72312
--- /dev/null
+++ b/src/www/admin/sorties/supprimer_sortie.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace Garradin;
+use Garradin\Plugin\Materiels\Output;
+use Garradin\Plugin\Materiels\Equipment;
+use Garradin\Utils;
+
+require_once __DIR__ . '/../_inc.php';
+
+$output = new Output;
+
+$o_to_delete = $output->get((int) qg('id'));
+
+if (!$o_to_delete)
+{
+	throw new UserException("Cette sortie n'existe pas.");
+}
+
+$csrf_key = 'delete_output_' . $o_to_delete->id;
+
+if (f('delete') && $form->check($csrf_key) && !$form->hasErrors())
+{
+	$output->delete($o_to_delete->id);
+	Utils::redirect(PLUGIN_URL . 'sorties/index.php');
+}
+
+$eqmt = new Equipment;
+$equipment = $eqmt->get($o_to_delete->equipment_id);
+
+if ($output->PossibilityDeleteOutput($o_to_delete))
+{
+  $cancel_link = PLUGIN_URL . 'sorties/index.php';
+
+  $output_string = (string) $o_to_delete->equipment_number . " " . $equipment->designation . " à la date du " . date_create_from_format(
+    "Y-m-d", $o_to_delete->output_date)->format("d/m/y");
+
+  $tpl->assign(compact('output_string', 'csrf_key', 'cancel_link'));
+
+  $tpl->display(PLUGIN_ROOT . '/templates/sorties/supprimer_sortie.tpl');
+
+} else {
+  throw new UserException(
+		"Cette sortie ne peut pas être supprimée car ça rendrait impossible l'historique des entrées et sorties de « " . $equipment->designation . " ». --- plus de 'retour de location / prêt' en entrée que de 'location / prêt' en sortie ! ---");
+}