diff --git a/doc/migrate/4.0.0-4.2.0/pre.py b/doc/migrate/4.0.0-4.2.0/pre.py
index 00caf4338d6..b9ab20a12ce 100644
--- a/doc/migrate/4.0.0-4.2.0/pre.py
+++ b/doc/migrate/4.0.0-4.2.0/pre.py
@@ -201,4 +201,5 @@ cr.execute('UPDATE res_country SET code = UPPER(code)')
 cr.execute('UPDATE res_country_state SET code = UPPER(code)')
 cr.commit()
 
+
 cr.close