diff --git a/models/res_partner.py b/models/res_partner.py
index b196353693cb054317a08e03ae0dab3afaf64b0f..fcbac13b777e3280041be5b4e69169a4d54eb519 100644
--- a/models/res_partner.py
+++ b/models/res_partner.py
@@ -96,7 +96,7 @@ class ScopAlfrescoAdhesionPartner(models.Model):
             ("is_compulsory", "=", True),
         ]
         if not is_adhesion:
-            domain += ("type_process", "=", "project")
+            domain += [("type_process", "=", "project")]
         return self.env["scop.adhesion.file"].search(domain)
 
     # ------------------------------------------------------