diff --git a/VERSIONS_HOTLINE/118358 b/VERSIONS_HOTLINE/118358
new file mode 100644
index 0000000000000000000000000000000000000000..affa1ba2548b568202dd4c7002b5c1f798e2e21b
--- /dev/null
+++ b/VERSIONS_HOTLINE/118358
@@ -0,0 +1 @@
+ - correctif #118358 : Explorateur Fichier :  les images utilisées dans les lettres d'information sont maintenant protégées contre la suppression.
\ No newline at end of file
diff --git a/application/modules/admin/controllers/FileManagerController.php b/application/modules/admin/controllers/FileManagerController.php
index 5ad27bc0e39b3f827f50c8d9ccdb3f2c7a4ddb12..9fc658bb25de45a63704466457f5b36ae5fedb39 100644
--- a/application/modules/admin/controllers/FileManagerController.php
+++ b/application/modules/admin/controllers/FileManagerController.php
@@ -125,7 +125,7 @@ class Admin_FileManagerController extends ZendAfi_Controller_Action {
 
     if(!$item->isDeepWritable())
       return $this->_redirectToPathWithMessage($item->getPath(),
-                                               $this->_('%s ne peut pas être supprimé car il contient des éléments protégés en écriture ou utilisés dans les articles, les domaines, les bibliothèques ou les profils.', $item->getPath()));
+                                               $this->_('%s ne peut pas être supprimé car il contient des éléments protégés en écriture ou utilisés dans des articles, des domaines, des bibliothèques, des lettres d\'information ou des profils.', $item->getPath()));
 
     $this->view->titre = $this->_('Supprimer "%s"', $item->getPath());
     $this->view->models = $item->getModels();
diff --git a/library/Class/FileManager/Model.php b/library/Class/FileManager/Model.php
index 365753b628cff4b0532fb7c1c524f3921e1936dd..30d923fad991a051c8009d233d3ca65ad6dfd6d1 100644
--- a/library/Class/FileManager/Model.php
+++ b/library/Class/FileManager/Model.php
@@ -28,12 +28,13 @@ class Class_FileManager_Model {
   public function __construct($filemanager) {
     $this->_filemanager = $filemanager;
 
-    $this->_relations = [new Class_FileManager_ModelRelation('Class_Catalogue', 'url_img'),
-                         new Class_FileManager_ModelRelation('Class_SearchForm', 'filename'),
-                         new Class_FileManager_ModelRelationText('Class_Article', 'contenu'),
-                         new Class_FileManager_ModelRelationText('Class_Article', 'description'),
+    $this->_relations = [new Class_FileManager_ModelRelation(Class_Catalogue::class, 'url_img'),
+                         new Class_FileManager_ModelRelation(Class_SearchForm::class, 'filename'),
+                         new Class_FileManager_ModelRelation(Class_Newsletter::class, 'contenu'),
+                         new Class_FileManager_ModelRelationText(Class_Article::class, 'contenu'),
+                         new Class_FileManager_ModelRelationText(Class_Article::class, 'description'),
                          new Class_FileManager_ModelRelationProfil($filemanager),
-                         new Class_FileManager_ModelRelation('Class_Bib', 'photo')
+                         new Class_FileManager_ModelRelation(Class_Bib::class, 'photo')
     ];
   }
 
diff --git a/tests/application/modules/admin/controllers/FileManagerControllerTest.php b/tests/application/modules/admin/controllers/FileManagerControllerTest.php
index ccd214870888bfeb3a928788513f986763dae7ce..3f489ddbcb4bb0fbc689f37bc6163bdd0d7f0c21 100644
--- a/tests/application/modules/admin/controllers/FileManagerControllerTest.php
+++ b/tests/application/modules/admin/controllers/FileManagerControllerTest.php
@@ -1610,6 +1610,63 @@ class FileManagerControllerWithImageInArticleTest extends FileManagerControllerT
 
 
 
+class FileManagerControllerWithImageInNewsLetterTest extends FileManagerControllerTestCase {
+
+  public function setUp() {
+    parent::setUp();
+    $banner = $this->fixture('Class_Newsletter',
+                             ['id' => 1,
+                              'titre' => 'Ma Newsletter',
+                              'mail_subject' => 'mon sujet de newsletter',
+                              'contenu' => '<img src="https:// ' . BASE_URL . 'userfiles/image/home.jpg"></> qsdfqsdfjklmqsdf']);
+
+    $disk = Class_FileManager::getFileSystem()
+      ->whenCalled('directoryAt')
+      ->with('userfiles/image/home.jpg')
+      ->answers(null)
+
+      ->whenCalled('fileAt')
+      ->with('userfiles/image/home.jpg')
+      ->answers((new Class_FileManager)
+                ->setId('userfiles/image/home.jpg')
+                ->setPath('userfiles/image/home.jpg')
+                ->setParentPath('userfiles/image')
+                ->setName('home.jpg')
+                ->setDir(false)
+                ->setWritable(true)
+                ->setExtension('jpg'));
+
+    Storm_Test_ObjectWrapper::onLoaderOfModel('Class_Newsletter')
+      ->whenCalled('findAllBy')
+      ->answers([$banner]);
+  }
+
+
+  /** @test */
+  public function dispatchDeleteShouldDisplayDisabledDeleteButton() {
+    $this->dispatch('/admin/file-manager/delete?item=userfiles%2Fimage%2Fhome.jpg', true);
+    $this->assertXPathContentContains('//div//button[@disabled]', 'Supprimer');
+  }
+
+
+  /** @test */
+  public function dispatchForceDeleteShouldRedirectWithErrorMessage() {
+    $this->dispatch('/admin/file-manager/force-delete?item=userfiles%2Fimage%2Fhome.jpg', true);
+    $this->assertRedirectTo('/admin/file-manager/index?browser=userfiles%2Fimage%2Fhome.jpg');
+    $this->assertFlashMessengerContentContains('Impossible de supprimer "userfiles/image/home.jpg');
+  }
+
+
+  /** @test */
+  public function dispatchPropertiesShouldContainsModels() {
+    $this->dispatch('/admin/file-manager/properties?item=userfiles%2Fimage%2Fhome.jpg', true);
+    $this->assertXpathContentContains('//table//td', 'Ma Newsletter');
+  }
+}
+
+
+
+
 class FileManagerControllerWithImageInProfilTest extends FileManagerControllerTestCase {
 
   public function setUp() {