diff --git a/lib/Migration/Version030102Date20210812020000.php b/lib/Migration/Version030102Date20210812020000.php
index d303d71fab1161e8b6b6a5c87974d918cf5a4b55..8a7db1336524a5dae6c233430ab0e8ee4cad842a 100644
--- a/lib/Migration/Version030102Date20210812020000.php
+++ b/lib/Migration/Version030102Date20210812020000.php
@@ -32,7 +32,7 @@ class Version030102Date20210812020000 extends SimpleMigrationStep {
         $table = $schema->getTable('dematpayslip_archive');
 
         // old indexes remain in SITIV database
-        if ($table->hasIndex('dematpayslip_archive_pastell_id_doc')) {
+        if ($table->hasIndex('dematpayslip_archive_pastell_id_document')) {
             $table->addUniqueIndex(['pastell_id_document'], 'demat_archive_pastell_id_doc');
         }
         if ($table->hasIndex('dematpayslip_archive_id_user')) {