diff --git a/attachment_category/__manifest__.py b/attachment_category/__manifest__.py
index b722d32713e..456b3b6474b 100644
--- a/attachment_category/__manifest__.py
+++ b/attachment_category/__manifest__.py
@@ -5,7 +5,7 @@
     "name": "Atachment Category",
     "summary": """
         Adds a document category to help classification""",
-    "version": "14.0.1.0.1",
+    "version": "17.0.1.0.1",
     "license": "AGPL-3",
     "author": "ACSONE SA/NV,Odoo Community Association (OCA)",
     "depends": ["base"],
diff --git a/attachment_category/models/ir_attachment_category.py b/attachment_category/models/ir_attachment_category.py
index 32344c08c1f..bc03b88dbb0 100644
--- a/attachment_category/models/ir_attachment_category.py
+++ b/attachment_category/models/ir_attachment_category.py
@@ -13,11 +13,15 @@ class IrAttachmentCategory(models.Model):
     display_name = fields.Char(
         compute="_compute_display_name",
         store=True,
+        recursive=True,
     )
     parent_id = fields.Many2one(
         "ir.attachment.category",
     )
-    parent_path = fields.Char(index=True)
+    parent_path = fields.Char(
+        index=True,
+        unaccent=False,
+    )
     attachment_ids = fields.Many2many(
         compute="_compute_attachment_count", comodel_name="ir.attachment"
     )