diff --git a/module/finc/sql/migrations/mysql/migrateData_Vufind1ToVufind5_Common.sql b/module/finc/sql/migrations/mysql/migrateData_Vufind1ToVufind5_Common.sql
index 9ceed22977ca574ace181db8df926e8b7aab8635..8717ced29bc9fefe0b4a026e64f43bd22ce87678 100644
--- a/module/finc/sql/migrations/mysql/migrateData_Vufind1ToVufind5_Common.sql
+++ b/module/finc/sql/migrations/mysql/migrateData_Vufind1ToVufind5_Common.sql
@@ -52,16 +52,6 @@ ALTER TABLE user
   ADD COLUMN last_login timestamp NOT NULL DEFAULT '2000-01-01 00:00:00',
   ADD COLUMN auth_method varchar(50) DEFAULT NULL;
 
--- Drop columns
-
-ALTER TABLE user
-  DROP COLUMN username_id;           
-  
--- Apply constraint modifications  
-
-ALTER TABLE user
-  DROP INDEX user_id_key;
-
 ALTER TABLE user
   ADD UNIQUE(username),
   ADD UNIQUE(cat_id);