diff --git a/packages/core-database-postgres/src/migrations/20191003000000-migrate-vendor-field-hex.sql b/packages/core-database-postgres/src/migrations/20191003000000-migrate-vendor-field-hex.sql
index 08ad2e97b6..6cb7d277d5 100644
--- a/packages/core-database-postgres/src/migrations/20191003000000-migrate-vendor-field-hex.sql
+++ b/packages/core-database-postgres/src/migrations/20191003000000-migrate-vendor-field-hex.sql
@@ -1,6 +1,3 @@
-ALTER TABLE transactions
-    ALTER COLUMN vendor_field_hex SET DATA TYPE varchar(255)
-	USING
-		ENCODE(('\x' || ENCODE(vendor_field_hex, 'escape'))::bytea, 'escape');
+UPDATE transactions SET vendor_field_hex = ('\x' || ENCODE(vendor_field_hex, 'escape'))::BYTEA;
 
-ALTER TABLE transactions RENAME vendor_field_hex TO vendor_field;
\ No newline at end of file
+ALTER TABLE transactions RENAME vendor_field_hex TO vendor_field;