diff --git a/auditlog/README.rst b/auditlog/README.rst
index de0cbe5d8..cdd8079ed 100644
--- a/auditlog/README.rst
+++ b/auditlog/README.rst
@@ -34,9 +34,6 @@ To activate it and/or change the delay, go to the
 
 .. image:: /auditlog/static/description/autovacuum.png
 
-During installation, a one-time script will migrate any existing data from the
-`audittrail` module (rules and logs).
-
 Known issues / Roadmap
 ======================
 
diff --git a/auditlog/__init__.py b/auditlog/__init__.py
index a53cc8f01..da3e36775 100644
--- a/auditlog/__init__.py
+++ b/auditlog/__init__.py
@@ -3,25 +3,3 @@
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
 from . import models
-
-
-def pre_init_hook(cr):
-    cr.execute("SELECT 1 FROM pg_class WHERE relname = 'audittrail_rule'")
-    if cr.fetchall():
-        migrate_from_audittrail(cr)
-
-
-def migrate_from_audittrail(cr):
-    cr.execute('ALTER TABLE audittrail_rule RENAME TO auditlog_rule')
-    cr.execute('ALTER TABLE audittrail_rule_id_seq '
-               'RENAME TO auditlog_rule_id_seq')
-    cr.execute('ALTER TABLE auditlog_rule RENAME COLUMN object_id TO model_id')
-    cr.execute('ALTER TABLE audittrail_log RENAME TO auditlog_log')
-    cr.execute('ALTER TABLE audittrail_log_id_seq '
-               'RENAME TO auditlog_log_id_seq')
-    cr.execute('ALTER TABLE auditlog_log RENAME COLUMN object_id TO model_id')
-    cr.execute('ALTER TABLE audittrail_log_line RENAME TO auditlog_log_line')
-    cr.execute('ALTER TABLE audittrail_log_line_id_seq '
-               'RENAME TO auditlog_log_line_id_seq')
-    cr.execute("UPDATE ir_model_data SET model='auditlog.rule' "
-               "WHERE model='audittrail.rule'")
diff --git a/auditlog/migrations/8.0.1.0/pre-migration.py b/auditlog/migrations/8.0.1.0/pre-migration.py
deleted file mode 100644
index 3255a9270..000000000
--- a/auditlog/migrations/8.0.1.0/pre-migration.py
+++ /dev/null
@@ -1,9 +0,0 @@
-# -*- coding: utf-8 -*-
-# © 2015 Therp BV <http://therp.nl>
-# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
-from openerp.addons.auditlog import migrate_from_audittrail
-
-
-def migrate(cr):
-    """if we migrate from an older version, it's a migration from audittrail"""
-    migrate_from_audittrail(cr)