diff --git a/schemas/reslevis.py b/schemas/reslevis.py
index 5269604..47b675c 100644
--- a/schemas/reslevis.py
+++ b/schemas/reslevis.py
@@ -25,7 +25,7 @@ class FloorItem(BaseModel):
 class ZoneItem(BaseModel):
     id: UUID
     name: str
-    groups: List[UUID]
+    groups: Optional[List[UUID]] = None
     floor: Optional[UUID] = None
     building: Optional[UUID] = None
 
@@ -178,8 +178,9 @@ class TrackHistoryItem(BaseModel):
 
 class TrackerZoneItem(BaseModel):
     id: UUID
-    zoneList: List[UUID]
+    name: str
     tracker: UUID
+    zoneList: list[UUID]
     days: Optional[str] = None
     time: Optional[str] = None