diff --git a/src/fiber_package/committee/committee.py b/src/fiber_package/committee/committee.py
index 3c9f38a..d827202 100644
--- a/src/fiber_package/committee/committee.py
+++ b/src/fiber_package/committee/committee.py
@@ -33,6 +33,8 @@ class CommitteeModel(FiberBaseModel):
 
     active: bool = True
 
+    ldap_id: int | None = None
+
     editions: CommitteeEditionRefList
     current_edition: CommitteeEditionRef | None
 
@@ -53,6 +55,8 @@ class CommitteeEditionModel(FiberBaseModel):
 
     remarks: str = ""
 
+    ldap_id: int | None = None
+
     start_date: date
     end_date: date | None # None means ongoing