diff --git a/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/robthree/twofactorauth/lib/Providers/Rng/CSRNGProvider.php b/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/robthree/twofactorauth/lib/Providers/Rng/CSRNGProvider.php
index 8dba7fc..088edab 100644
--- a/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/robthree/twofactorauth/lib/Providers/Rng/CSRNGProvider.php
+++ b/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/robthree/twofactorauth/lib/Providers/Rng/CSRNGProvider.php
@@ -4,11 +4,19 @@
 
 class CSRNGProvider implements IRNGProvider
 {
-    public function getRandomBytes($bytecount) {
+    /**
+     * {@inheritdoc}
+     */
+    public function getRandomBytes($bytecount)
+    {
         return random_bytes($bytecount);    // PHP7+
     }
-    
-    public function isCryptographicallySecure() {
+
+    /**
+     * {@inheritdoc}
+     */
+    public function isCryptographicallySecure()
+    {
         return true;
     }
-}
\ No newline at end of file
+}