diff --git a/controllers/QuestgroupsController.inc b/controllers/QuestgroupsController.inc
index 3ee7af06..b4ea02ac 100644
--- a/controllers/QuestgroupsController.inc
+++ b/controllers/QuestgroupsController.inc
@@ -729,7 +729,7 @@
                     {
                         // Parent Questgroup
                         if(is_null($questgroup['hierarchy']['parent_questgroup_id'])) {
-                            $this->redirect($this->linker->link(array('simenaries', 'seminary', $seminary['url'])));
+                            $this->redirect($this->linker->link(array('seminaries', 'seminary', $seminary['url'])));
                         }
                         else
                         {
diff --git a/db/create.sql b/db/create.sql
index 5c402dcf..c7b28338 100644
--- a/db/create.sql
+++ b/db/create.sql
@@ -968,7 +968,7 @@ CREATE TABLE `quests` (
   KEY `questgroup_id` (`questgroup_id`),
   CONSTRAINT `quests_ibfk_1` FOREIGN KEY (`created_user_id`) REFERENCES `users` (`id`),
   CONSTRAINT `quests_ibfk_2` FOREIGN KEY (`questtype_id`) REFERENCES `questtypes` (`id`),
-  CONSTRAINT `quests_ibfk_4` FOREIGN KEY (`questgroup_id`) REFERENCES `questgroups` (`id`),
+  CONSTRAINT `quests_ibfk_4` FOREIGN KEY (`questgroup_id`) REFERENCES `questgroups` (`id`) ON DELETE CASCADE ON UPDATE CASCADE,
   CONSTRAINT `quests_ibfk_5` FOREIGN KEY (`questsmedia_id`) REFERENCES `questsmedia` (`media_id`) ON DELETE SET NULL ON UPDATE SET NULL
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
 /*!40101 SET character_set_client = @saved_cs_client */;
diff --git a/models/QuestgroupsModel.inc b/models/QuestgroupsModel.inc
index 9e659450..ddd28b29 100644
--- a/models/QuestgroupsModel.inc
+++ b/models/QuestgroupsModel.inc
@@ -741,11 +741,11 @@
          */
         public function deleteQuestgroup($questgroupId)
         {
-            $this->db->query(
-                'DELETE FROM questgroups WHERE id = ?',
-                'i',
-                $questgroupId
-            );
+            // Delete Questgroup texts
+            $this->Questgrouptexts->deleteQuestgrouptexts($questgroupId);
+
+            // Delete Questgroup
+            $this->db->query('DELETE FROM questgroups WHERE id = ?', 'i', $questgroupId);
         }
 
 
@@ -760,13 +760,8 @@
             $questgroups = $this->getQuestgroupsForSeminary($seminaryId);
 
             // Delete each Questgroup
-            foreach($questgroups as &$questgroup)
-            {
-                // Delete Questgroup texts
-                $this->Questgrouptexts->deleteQuestgrouptexts($questgroup['id']);
-
-                // Delete Questgroup
-                $this->db->query('DELETE FROM questgroups WHERE id = ?', 'i', $questgroup['id']);
+            foreach($questgroups as &$questgroup) {
+                $this->deleteQuestgroup($questgroup['id']);
             }
         }