diff --git a/appinfo/info.xml b/appinfo/info.xml
index 67aa41e..0e5c94b 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -11,7 +11,7 @@
     <version>4.0.0-dev</version>
     <licence>agpl</licence>
     <author>Andreas Böhler &lt;dev (at) aboehler (dot) at&gt;</author>
-    <author>Marcin Łojewski &lt;dev (at) mlojewski (dot) me&gt;</author>
+    <author>Marcin Łojewski &lt;dev@mlojewski.me&gt;</author>
     <namespace>UserSQL</namespace>
     <bugs>https://github.com/nextcloud/user_sql/issues</bugs>
     <repository>https://github.com/nextcloud/user_sql</repository>
@@ -21,7 +21,7 @@
     </types>
     <category>auth</category>
     <dependencies>
-        <php min-version="5.6"/>
+        <php min-version="7.0"/>
         <nextcloud min-version="13" max-version="13"/>
     </dependencies>
     <settings>
diff --git a/img/screenshot.png b/img/screenshot.png
index 1b28638..633de7e 100644
Binary files a/img/screenshot.png and b/img/screenshot.png differ
diff --git a/lib/Action/EmailSync.php b/lib/Action/EmailSync.php
index c027faf..3c9bc79 100644
--- a/lib/Action/EmailSync.php
+++ b/lib/Action/EmailSync.php
@@ -79,6 +79,7 @@ class EmailSync implements IUserAction
 
     /**
      * @inheritdoc
+     * @throws \OCP\PreConditionNotMetException
      */
     public function doAction(User $user)
     {
diff --git a/lib/AppInfo/Application.php b/lib/AppInfo/Application.php
index 3cec6bb..730b953 100644
--- a/lib/AppInfo/Application.php
+++ b/lib/AppInfo/Application.php
@@ -39,7 +39,7 @@ class Application extends App
      */
     public function __construct(array $urlParams = array())
     {
-        parent::__construct('user_sql', $urlParams);
+        parent::__construct("user_sql", $urlParams);
     }
 
     /**
diff --git a/templates/admin.php b/templates/admin.php
index fb227f9..c0bc1ba 100644
--- a/templates/admin.php
+++ b/templates/admin.php
@@ -146,7 +146,7 @@ function print_select_options(
                 print_text_input($l, "db-table-user-column-email", "Email", $_['db.table.user.column.email']);
                 print_text_input($l, "db-table-user-column-home", "Home", $_['db.table.user.column.home']);
                 print_text_input($l, "db-table-user-column-password", "Password", $_['db.table.user.column.password']);
-                print_text_input($l, "db-table-user-column-name", "Username", $_['db.table.user.column.name']);
+                print_text_input($l, "db-table-user-column-name", "Display name", $_['db.table.user.column.name']);
                 print_text_input($l, "db-table-user-column-avatar", "Can change avatar", $_['db.table.user.column.avatar']); ?>
             </fieldset>
         </div>