diff --git a/partner_communication_compassion/models/correspondence.py b/partner_communication_compassion/models/correspondence.py
index d51ca1cf7..6a80b3d1d 100644
--- a/partner_communication_compassion/models/correspondence.py
+++ b/partner_communication_compassion/models/correspondence.py
@@ -86,30 +86,6 @@ def get_image(self):
             data = super().get_image()
         return data
 
-    def attach_zip(self):
-        """
-        When a partner gets multiple letters, we make a zip and attach it
-        to the first letter, so that he can only download this zip.
-        :return: True
-        """
-        if len(self) > 5:
-            _zip = (
-                self.env["correspondence.download.wizard"]
-                .with_context(active_model=self._name, active_ids=self.ids)
-                .create({})
-            )
-            _zip.get_letters()
-            self.write({"zip_file": False})
-            letter_attach = self[:1]
-            letter_attach.write(
-                {"zip_file": _zip.download_data, "letter_format": "zip"}
-            )
-            base_url = (
-                self.env["ir.config_parameter"].sudo().get_param("web.external.url")
-            )
-            self.write({"read_url": f"{base_url}/b2s_image?id={letter_attach.uuid}"})
-        return True
-
     def compose_letter_image(self):
         """
         Regenerate communication if already existing
diff --git a/partner_communication_compassion/models/partner_communication.py b/partner_communication_compassion/models/partner_communication.py
index c3f1411bd..2c9cd6254 100644
--- a/partner_communication_compassion/models/partner_communication.py
+++ b/partner_communication_compassion/models/partner_communication.py
@@ -26,7 +26,7 @@ class PartnerCommunication(models.Model):
 
     def get_correspondence_attachments(self, letters=None):
         """
-        Include PDF of letters if the send_mode is to print the letters.
+        Include PDF of letters.
         :return: dict {attachment_name: [report_name, pdf_data]}
         """
         self.ensure_one()
@@ -50,9 +50,6 @@ def get_correspondence_attachments(self, letters=None):
                     subject=_("Missing letter"),
                 )
                 continue
-        if self.send_mode != "physical":
-            # Attach directly a zip in the letters
-            letters.attach_zip()
         return attachments
 
     def final_letter_attachment(self):