diff --git a/lib/classes/CSRFProtection.php b/lib/classes/CSRFProtection.php
index 9afc6239d2ecd08705d25bb3656f7dfa75946191..05532d462e69f61a1521fc0cf740a353f2ef704c 100644
--- a/lib/classes/CSRFProtection.php
+++ b/lib/classes/CSRFProtection.php
@@ -122,7 +122,7 @@ class CSRFProtection
      *
      * @returns boolean  returns true if the request is valid
      */
-    public static function verifyRequest()
+    private static function verifyRequest()
     {
         return Request::isGet() || self::checkSecurityToken();
     }