diff --git a/account_easy_reconcile/easy_reconcile.py b/account_easy_reconcile/easy_reconcile.py
index 204e7d18..688c6e7a 100644
--- a/account_easy_reconcile/easy_reconcile.py
+++ b/account_easy_reconcile/easy_reconcile.py
@@ -173,7 +173,8 @@ class account_easy_reconcile(orm.Model):
         'history_ids': fields.one2many(
             'easy.reconcile.history',
             'easy_reconcile_id',
-            string='History'),
+            string='History',
+            readonly=True),
         'last_history':
             fields.function(
                 _last_history,
diff --git a/account_easy_reconcile/easy_reconcile.xml b/account_easy_reconcile/easy_reconcile.xml
index 972fb9b0..404dcebc 100644
--- a/account_easy_reconcile/easy_reconcile.xml
+++ b/account_easy_reconcile/easy_reconcile.xml
@@ -41,10 +41,8 @@
                             <field name="history_ids" nolabel="1">
                                 <tree string="Automatic Easy Reconcile History">
                                     <field name="date"/>
-                                    <field name="reconcile_line_ids"/>
                                     <button icon="STOCK_JUMP_TO" name="open_reconcile"
                                         string="Go to reconciled items" type="object"/>
-                                    <field name="partial_line_ids"/>
                                     <button icon="STOCK_JUMP_TO" name="open_partial"
                                         string="Go to partially reconciled items" type="object"/>
                                 </tree>
diff --git a/account_easy_reconcile/easy_reconcile_history_view.xml b/account_easy_reconcile/easy_reconcile_history_view.xml
index 04ed3978..5f0fe77b 100644
--- a/account_easy_reconcile/easy_reconcile_history_view.xml
+++ b/account_easy_reconcile/easy_reconcile_history_view.xml
@@ -69,12 +69,8 @@
             <tree string="Automatic Easy Reconcile History">
                 <field name="easy_reconcile_id"/>
                 <field name="date"/>
-                <!-- display the count of lines -->
-                <field name="reconcile_line_ids"/>
                 <button icon="STOCK_JUMP_TO" name="open_reconcile"
                     string="Go to reconciled items" type="object"/>
-                <!-- display the count of lines -->
-                <field name="partial_line_ids"/>
                 <button icon="STOCK_JUMP_TO" name="open_partial"
                     string="Go to partially reconciled items" type="object"/>
             </tree>
diff --git a/account_easy_reconcile/simple_reconciliation.py b/account_easy_reconcile/simple_reconciliation.py
index 14013cd5..0a1dcc8c 100644
--- a/account_easy_reconcile/simple_reconciliation.py
+++ b/account_easy_reconcile/simple_reconciliation.py
@@ -94,7 +94,6 @@ class easy_reconcile_simple_name(TransientModel):
 
     _name = 'easy.reconcile.simple.name'
     _inherit = 'easy.reconcile.simple'
-    _auto = True  # False when inherited from AbstractModel
 
     # has to be subclassed
     # field name used as key for matching the move lines
@@ -105,7 +104,6 @@ class easy_reconcile_simple_partner(TransientModel):
 
     _name = 'easy.reconcile.simple.partner'
     _inherit = 'easy.reconcile.simple'
-    _auto = True  # False when inherited from AbstractModel
 
     # has to be subclassed
     # field name used as key for matching the move lines
@@ -116,7 +114,6 @@ class easy_reconcile_simple_reference(TransientModel):
 
     _name = 'easy.reconcile.simple.reference'
     _inherit = 'easy.reconcile.simple'
-    _auto = True  # False when inherited from AbstractModel
 
     # has to be subclassed
     # field name used as key for matching the move lines