diff --git a/Listener/BlogListener.php b/Listener/BlogListener.php
index 43c982f..c7f39b2 100644
--- a/Listener/BlogListener.php
+++ b/Listener/BlogListener.php
@@ -82,8 +82,7 @@ public function onOpen(OpenResourceEvent $event)
     public function onDelete(DeleteResourceEvent $event)
     {
         $blog = $event->getResource();
-        $options = $blog->getOptions();
-        @unlink($this->container->getParameter('icap.blog.banner_directory') . DIRECTORY_SEPARATOR . $options->getBannerBackgroundImage());
+        $this->container->get('icap_blog.manager.blog')->delete($blog);
         $event->stopPropagation();
     }
 
diff --git a/Manager/BlogManager.php b/Manager/BlogManager.php
index a4242ee..150adae 100644
--- a/Manager/BlogManager.php
+++ b/Manager/BlogManager.php
@@ -27,7 +27,7 @@ class BlogManager
     /**
      * @DI\InjectParams({
      *      "objectManager" = @DI\Inject("claroline.persistence.object_manager"),
-     *      "uploadDir" = @DI\Inject("%icap.blog.banner_directory%")
+     *      "uploadDir"     = @DI\Inject("%icap.blog.banner_directory%")
      * })
      */
     public function __construct(ObjectManager $objectManager, $uploadDir)
@@ -270,4 +270,17 @@ public function getPanelInfos()
         );
     }
 
+    public function delete(Blog $blog)
+    {
+        $options = $blog->getOptions();
+        //Removing widgets that are referencing the blog. The cascade delete doesn't work properly for some reason.
+        @unlink($this->uploadDir . DIRECTORY_SEPARATOR . $options->getBannerBackgroundImage());
+        $widgetBlogs = $this->objectManager->getRepository('Icap\BlogBundle\Entity\WidgetBlog')->findByResourceNode($blog->getResourceNode());
+        $this->objectManager->remove($blog);
+
+        foreach ($widgetBlogs as $widget) {
+            $this->objectManager->remove($widget);
+            $this->objectManager->remove($widget->getWidgetInstance());
+        }
+    }
 }