diff --git a/indefero/src/IDF/Migrations/28OTPKey.php b/indefero/src/IDF/Migrations/28OTPKey.php
new file mode 100644
index 0000000..24f93d1
--- /dev/null
+++ b/indefero/src/IDF/Migrations/28OTPKey.php
@@ -0,0 +1,36 @@
+<?php
+
+function IDF_Migrations_28OTPKey_up()
+{
+    $table = Pluf::factory('Pluf_User')->getSqlTable();
+
+    $sql = array();
+
+    $sql["MySQL"] = "ALTER TABLE " . $table . " ADD COLUMN `otpkey` VARCHAR(50) NULL AFTER `last_login`;";
+
+    $db = Pluf::db();
+    $engine = Pluf::f('db_engine');
+    if (!isset($sql[$engine])) {
+        throw new Exception('SQLite complex migration not supported.');
+    }
+
+    $db->execute($sql[$engine]);
+
+}
+
+function IDF_Migrations_28OTPKey_down()
+{
+    $table = Pluf::factory('Pluf_User')->getSqlTable();
+
+    $sql = array();
+
+    $sql["MySQL"] = "ALTER TABLE " . $table . " DROP COLUMN `otpkey`;";
+
+    $db = Pluf::db();
+    $engine = Pluf::f('db_engine');
+    if (!isset($sql[$engine])) {
+        throw new Exception('SQLite complex migration not supported.');
+    }
+
+    $db->execute($sql[$engine]);
+}
\ No newline at end of file