diff --git a/php/model/DatabaseUserManager.php b/php/model/DatabaseUserManager.php
index 48b3f2a..8a7cc47 100644
--- a/php/model/DatabaseUserManager.php
+++ b/php/model/DatabaseUserManager.php
@@ -75,23 +75,16 @@ class DatabaseUserManager implements UserManagerDAO {
         try {
             $db = $this->getConnection();
 
-            echo "<pre>";
-            echo "Gesuchte Mail: ";
-            var_dump($email);
-            echo "</pre>";
-
-            $sql = "SELECT * FROM users";
-
+            $sql = "SELECT * FROM users WHERE email = :email";
             $command = $db->prepare($sql);
-            $command->execute();
 
-            $users = $command->fetchAll(PDO::FETCH_ASSOC);
+            $command->execute([
+                ":email" => $email
+            ]);
 
-            echo "<pre>";
-            print_r($users);
-            echo "</pre>";
+            $user = $command->fetch(PDO::FETCH_ASSOC);
 
-            exit();
+            return $user ?: null;
 
         } catch (PDOException $e) {
             throw new RuntimeException("Benutzer konnte nicht geladen werden.");