diff --git a/pkg/agent/clean/adunmigration/rtbs.go b/pkg/agent/clean/adunmigration/rtbs.go
index 5c35249ba69..305fb67ef99 100644
--- a/pkg/agent/clean/adunmigration/rtbs.go
+++ b/pkg/agent/clean/adunmigration/rtbs.go
@@ -22,9 +22,9 @@ func principalsToMigrate(workunits *[]migrateUserWorkUnit) (adWorkUnitsByPrincip
 	for i, workunit := range *workunits {
 		adWorkUnitsByPrincipal[activeDirectoryPrefix+workunit.guid] = i
 		for j := range workunit.duplicateUsers {
-			duplicateLocalWorkUnitsByPrincipal[activeDirectoryPrefix+workunit.guid] = j
-			duplicateLocalWorkUnitsByPrincipal[activeDirectoryPrefix+workunit.distinguishedName] = j
-			duplicateLocalWorkUnitsByPrincipal[localPrefix+workunit.duplicateUsers[j].Name] = j
+			duplicateLocalWorkUnitsByPrincipal[activeDirectoryPrefix+workunit.guid] = i
+			duplicateLocalWorkUnitsByPrincipal[activeDirectoryPrefix+workunit.distinguishedName] = i
+			duplicateLocalWorkUnitsByPrincipal[localPrefix+workunit.duplicateUsers[j].Name] = i
 		}
 	}