diff --git a/account_asset_management/__manifest__.py b/account_asset_management/__manifest__.py
index 4e43c8d9..0068e0e3 100644
--- a/account_asset_management/__manifest__.py
+++ b/account_asset_management/__manifest__.py
@@ -4,7 +4,7 @@
 
 {
     "name": "Assets Management",
-    "version": "13.0.1.3.0",
+    "version": "13.0.1.3.1",
     "license": "AGPL-3",
     "depends": ["account"],
     "excludes": ["account_asset"],
diff --git a/account_asset_management/models/account_move.py b/account_asset_management/models/account_move.py
index c025f7bf..f97567a0 100644
--- a/account_asset_management/models/account_move.py
+++ b/account_asset_management/models/account_move.py
@@ -87,8 +87,9 @@ class AccountMove(models.Model):
                     "asset_profile_id"
                 ).asset_id.name_get()
             ]
-            message = _("This invoice created the asset(s): %s") % ", ".join(refs)
-            move.message_post(body=message)
+            if refs:
+                message = _("This invoice created the asset(s): %s") % ", ".join(refs)
+                move.message_post(body=message)
 
     def button_draft(self):
         invoices = self.filtered(lambda r: not r.is_sale_document())