diff --git a/beesdoo_inventory/__manifest__.py b/beesdoo_inventory/__manifest__.py
index 4a24a920b..7c446bd99 100644
--- a/beesdoo_inventory/__manifest__.py
+++ b/beesdoo_inventory/__manifest__.py
@@ -12,7 +12,7 @@
     "author": "Beescoop - Cellule IT, Coop IT Easy SCRLfs",
     "website": "https://github.com/beescoop/Obeesdoo",
     "category": "Inventory",
-    "version": "12.0.1.0.0",
+    "version": "12.0.1.0.1",
     "depends": ["delivery", "beesdoo_base", "beesdoo_product"],
     "data": ["views/stock.xml"],
     "installable": True,
diff --git a/beesdoo_inventory/models/stock.py b/beesdoo_inventory/models/stock.py
index 8b3c09a18..ec26594a9 100644
--- a/beesdoo_inventory/models/stock.py
+++ b/beesdoo_inventory/models/stock.py
@@ -11,30 +11,32 @@ class StockPicking(models.Model):
         default=lambda self: self.env.user.partner_id.id,
     )
 
+    @api.multi
     def _add_follower(self):
-        if self.responsible:
-            types = self.env["mail.message.subtype"].search(
-                [
-                    "|",
-                    ("res_model", "=", "stock.picking"),
-                    ("name", "=", "Discussions"),
-                ]
-            )
-            if not self.env["mail.followers"].search(
-                [
-                    ("res_id", "=", self.id),
-                    ("res_model", "=", "stock.picking"),
-                    ("partner_id", "=", self.responsible.id),
-                ]
-            ):
-                self.env["mail.followers"].create(
-                    {
-                        "res_model": "stock.picking",
-                        "res_id": self.id,
-                        "partner_id": self.responsible.id,
-                        "subtype_ids": [(6, 0, types.ids)],
-                    }
+        for picking in self:
+            if picking.responsible:
+                types = self.env["mail.message.subtype"].search(
+                    [
+                        "|",
+                        ("res_model", "=", "stock.picking"),
+                        ("name", "=", "Discussions"),
+                    ]
                 )
+                if not self.env["mail.followers"].search(
+                    [
+                        ("res_id", "=", picking.id),
+                        ("res_model", "=", "stock.picking"),
+                        ("partner_id", "=", picking.responsible.id),
+                    ]
+                ):
+                    self.env["mail.followers"].create(
+                        {
+                            "res_model": "stock.picking",
+                            "res_id": picking.id,
+                            "partner_id": picking.responsible.id,
+                            "subtype_ids": [(6, 0, types.ids)],
+                        }
+                    )
 
     @api.multi
     def write(self, values):