diff --git a/account_move_line_purchase_info/__init__.py b/account_move_line_purchase_info/__init__.py
index 4b76c7b2d..e66fb1c2e 100644
--- a/account_move_line_purchase_info/__init__.py
+++ b/account_move_line_purchase_info/__init__.py
@@ -1,3 +1,4 @@
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl.html).
 
 from . import models
+from .hooks import post_init_hook
diff --git a/account_move_line_purchase_info/__manifest__.py b/account_move_line_purchase_info/__manifest__.py
index 6df1399ba..fbb8908a0 100644
--- a/account_move_line_purchase_info/__manifest__.py
+++ b/account_move_line_purchase_info/__manifest__.py
@@ -13,4 +13,5 @@
     "license": "AGPL-3",
     "data": ["security/account_security.xml", "views/account_move_view.xml"],
     "installable": True,
+    "post_init_hook": "post_init_hook",
 }
diff --git a/account_move_line_purchase_info/hooks.py b/account_move_line_purchase_info/hooks.py
new file mode 100644
index 000000000..160335209
--- /dev/null
+++ b/account_move_line_purchase_info/hooks.py
@@ -0,0 +1,18 @@
+# Copyright 2021 Carlos Lopez
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+
+def post_init_hook(cr, registry):
+
+    """ INIT purchase references in acount move line """
+    # FOR stock moves
+    cr.execute(
+        """
+        UPDATE account_move_line aml
+            SET purchase_line_id = sm.purchase_line_id, purchase_id = pol.order_id
+        FROM stock_move sm
+            INNER JOIN purchase_order_line pol ON pol.id = sm.purchase_line_id
+            INNER JOIN account_move am ON am.stock_move_id  = sm.id
+        WHERE am.id = aml.move_id AND sm.purchase_line_id IS NOT NULL;
+    """
+    )