diff --git a/lib/documentmanagement/documentutil.inc.php b/lib/documentmanagement/documentutil.inc.php
index b13fc6e..fb78a14 100644
--- a/lib/documentmanagement/documentutil.inc.php
+++ b/lib/documentmanagement/documentutil.inc.php
@@ -72,8 +72,16 @@ class KTDocumentUtil {
         }
 
         KTDocumentUtil::copyMetadata($oDocument, $iPreviousMetadataVersion);
+		
+		$md5hash = md5_file($sFilename);
+        $content = $oDocument->_oDocumentContentVersion;
+        $content->setStorageHash($md5hash);
+        $content->update();
 
-        if (!$oStorage->upload($oDocument, $sFilename)) {
+        if (empty($aOptions)) $aOptions = array();
+        $aOptions['md5hash'] = $md5hash;
+		
+        if (!$oStorage->upload($oDocument, $sFilename, $aOptions)) {
             return PEAR::raiseError(_kt('An error occurred while storing the new file'));
         }