diff --git a/project_task_line/__manifest__.py b/project_task_line/__manifest__.py
index 6db1ed20..a1346f22 100644
--- a/project_task_line/__manifest__.py
+++ b/project_task_line/__manifest__.py
@@ -1,6 +1,6 @@
 {
     'name': 'Project Task Lines',
-    'version': '17.0.1.0.0',
+    'version': '18.0.1.0.0',
     'author': 'Hibou Corp. <hello@hibou.io>',
     'website': 'https://hibou.io/',
     'license': 'AGPL-3',
diff --git a/project_task_line/migrations/17.0.1.0.0/pre-migration.py b/project_task_line/migrations/17.0.1.0.0/pre-migration.py
deleted file mode 100644
index 85d8bd0c..00000000
--- a/project_task_line/migrations/17.0.1.0.0/pre-migration.py
+++ /dev/null
@@ -1,14 +0,0 @@
-def migrate(cr, installed_version):
-    cr.execute(
-        """
-        ALTER TABLE project_task_line
-        ADD COLUMN IF NOT EXISTS state VARCHAR
-        """,
-    )
-    cr.execute(
-        """
-        UPDATE project_task_line
-        SET state = kanban_state
-        WHERE kanban_state IN ('done', 'blocked')
-        """,
-    )
diff --git a/project_task_line/views/project_views.xml b/project_task_line/views/project_views.xml
index 8df89a1f..870f815e 100644
--- a/project_task_line/views/project_views.xml
+++ b/project_task_line/views/project_views.xml
@@ -10,13 +10,13 @@
             </xpath>
             <xpath expr="//page[@name='description_page']" position="after">
                 <page name="task_lines" string="Todo List">
-                    <field name="line_ids" context="{'default_task_id': active_id}">
-                        <tree editable="bottom">
+                    <field name="line_ids">
+                        <list editable="bottom">
                             <field name="sequence" widget="handle"/>
                             <field name="name"/>
                             <field name="state" widget="selection"/>
                             <field name="user_id" widget="many2one_avatar_user" domain="[('share', '=', False), ('active', '=', True)]"/>
-                        </tree>
+                        </list>
                     </field>
                 </page>
             </xpath>