diff --git a/pveautomate/automate.py b/pveautomate/automate.py
index 0e5abdf..398a790 100644
--- a/pveautomate/automate.py
+++ b/pveautomate/automate.py
@@ -144,7 +144,7 @@ def assign_admin_vm_permissions(self, vm_id, user):
         )
         response.raise_for_status()
 
-    def set_vm_desc(self, ticket, csrf_token, vm_id, desc):
+    def set_vm_desc(self, vm_id, desc):
         """
         Set the description (Notes) of a VMID.
 
@@ -155,6 +155,7 @@ def set_vm_desc(self, ticket, csrf_token, vm_id, desc):
             desc (str): The description to set for the VM.
         """
         conf_url = f"{self.proxmox_url}/nodes/{self.node}/qemu/{vm_id}/config"
+        ticket, csrf_token = self.authenticate()
         headers = {
             "Cookie": f"PVEAuthCookie={ticket}",
             "CSRFPreventionToken": csrf_token,