diff --git a/application/controllers/codex/UHSTAT1.php b/application/controllers/codex/UHSTAT1.php
index 4586345eb..8525564b2 100644
--- a/application/controllers/codex/UHSTAT1.php
+++ b/application/controllers/codex/UHSTAT1.php
@@ -10,6 +10,7 @@ class UHSTAT1 extends FHC_Controller
 	const LOWER_BOUNDARY_YEARS = 160;
 	const UPPER_BOUNDARY_YEARS = 20;
 
+	private $_uid;
 	private $_uhstat1Fields = array();
 
 	public function __construct()
@@ -40,6 +41,8 @@ class UHSTAT1 extends FHC_Controller
 			)
 		);
 
+		$this->_uid = getAuthUID();
+
 		// set form field information
 		$this->_uhstat1Fields = array(
 			'mutter_geburtsstaat' => array('name' => 'Geburtsstaat Mutter'),
@@ -141,6 +144,8 @@ class UHSTAT1 extends FHC_Controller
 			// if yes, update
 			if (hasData($uhstat1datenloadRes))
 			{
+				$uhstatData['updateamum'] = 'NOW()';
+				$uhstatData['updatevon'] = $this->_uid;
 				$uhstat1datenRes = $this->Uhstat1datenModel->update(
 					array('person_id' => $person_id),
 					$uhstatData