diff --git a/src/user/schemas.py b/src/user/schemas.py
index 27d455e..b688412 100644
--- a/src/user/schemas.py
+++ b/src/user/schemas.py
@@ -46,7 +46,7 @@ class UserResponse(CustomBaseModel):
 	last_name: str
 	email: str
 	organisations: list[Optional[str]]
-	groups: dict[str, list[str]]
+	groups: Optional[dict[str, list[str]]] = None
 
 
 class OrgResponse(CustomBaseModel):