diff --git a/partner_statement/migrations/12.0.1.0.0/pre-migration.py b/partner_statement/migrations/12.0.1.0.0/pre-migration.py
new file mode 100644
index 00000000..83d767db
--- /dev/null
+++ b/partner_statement/migrations/12.0.1.0.0/pre-migration.py
@@ -0,0 +1,29 @@
+# Copyright 2019 Eficent <http://www.eficent.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+from openupgradelib import openupgrade
+
+
+def rename_wizards(cr):
+    if openupgrade.table_exists(cr, 'customer_activity_statement_wizard'):
+        openupgrade.rename_tables(cr, [(
+            'customer_activity_statement_wizard',
+            'activity_statement_wizard'),
+        ])
+        openupgrade.rename_models(cr, [(
+            'customer.activity.statement.wizard',
+            'activity.statement.wizard'),
+        ])
+    if openupgrade.table_exists(cr, 'customer_outstanding_statement_wizard'):
+        openupgrade.rename_tables(cr, [(
+            'customer_outstanding_statement_wizard',
+            'outstanding_statement_wizard'),
+        ])
+        openupgrade.rename_models(cr, [(
+            'customer.outstanding.statement.wizard',
+            'outstanding.statement.wizard'),
+        ])
+
+
+@openupgrade.migrate()
+def migrate(env, version):
+    rename_wizards(env.cr)