diff --git a/developer_manual/app/database.rst b/developer_manual/app/database.rst
index 009d50980..85d16e511 100644
--- a/developer_manual/app/database.rst
+++ b/developer_manual/app/database.rst
@@ -52,7 +52,7 @@ Inside your database layer class you can now start running queries like:
         }
 
         public function find($id) {
-            $sql = 'SELECT * FROM `*prefix*_myapp_authors` ' .
+            $sql = 'SELECT * FROM `*prefix*myapp_authors` ' .
                 'WHERE `id` = ?';
             $query = $db->prepareQuery($sql);
             $query->bindParam(1, $id, \PDO::PARAM_INT);
@@ -101,20 +101,20 @@ To create a mapper, inherit from the mapper baseclass and call the parent constr
          * @throws \OCP\AppFramework\Db\MultipleObjectsReturnedException if more than one result
          */
         public function find($id) {
-            $sql = 'SELECT * FROM `*prefix*_myapp_authors` ' .
+            $sql = 'SELECT * FROM `*prefix*myapp_authors` ' .
                 'WHERE `id` = ?';
             return $this->findEntity($sql, array($id));
         }
 
 
         public function findAll($limit=null, $offset=null) {
-            $sql = 'SELECT * FROM `*prefix*_myapp_authors`';
+            $sql = 'SELECT * FROM `*prefix*myapp_authors`';
             return $this->findEntities($sql, $limit, $offset);
         }
 
 
         public function authorNameCount($name) {
-            $sql = 'SELECT COUNT(*) AS `count` FROM `*prefix*_myapp_authors` ' .
+            $sql = 'SELECT COUNT(*) AS `count` FROM `*prefix*myapp_authors` ' .
                 'WHERE `name` = ?';
             $query = $this->db->prepareQuery($sql);
             $query->bindParam(1, $name, \PDO::PARAM_STR);
@@ -234,4 +234,4 @@ Slugs are used to identify resources in the URL by a string rather than integer
     $author->setName('Some*thing');
     $author->slugify('name');  // Some-thing
 
- 
\ No newline at end of file
+