diff --git a/src/backend/core/api/serializers.py b/src/backend/core/api/serializers.py
index 1537b805..371daa15 100644
--- a/src/backend/core/api/serializers.py
+++ b/src/backend/core/api/serializers.py
@@ -189,8 +189,6 @@ class RoomSerializer(serializers.ModelSerializer):
         else:
             del output["pin_code"]
 
-        output["is_administrable"] = is_admin_or_owner
-
         return output
 
 
diff --git a/src/backend/core/tests/rooms/test_api_rooms_retrieve.py b/src/backend/core/tests/rooms/test_api_rooms_retrieve.py
index ff746062..06401b39 100644
--- a/src/backend/core/tests/rooms/test_api_rooms_retrieve.py
+++ b/src/backend/core/tests/rooms/test_api_rooms_retrieve.py
@@ -31,7 +31,6 @@ def test_api_rooms_retrieve_anonymous_private_pk():
         "configuration": {},
         "access_level": "restricted",
         "id": str(room.id),
-        "is_administrable": False,
         "name": room.name,
         "slug": room.slug,
     }
@@ -51,7 +50,6 @@ def test_api_rooms_retrieve_anonymous_trusted_pk():
         "configuration": {},
         "access_level": "trusted",
         "id": str(room.id),
-        "is_administrable": False,
         "name": room.name,
         "slug": room.slug,
     }
@@ -70,7 +68,6 @@ def test_api_rooms_retrieve_anonymous_private_pk_no_dashes():
         "configuration": {},
         "access_level": "restricted",
         "id": str(room.id),
-        "is_administrable": False,
         "name": room.name,
         "slug": room.slug,
     }
@@ -87,7 +84,6 @@ def test_api_rooms_retrieve_anonymous_private_slug():
         "configuration": {},
         "access_level": "restricted",
         "id": str(room.id),
-        "is_administrable": False,
         "name": room.name,
         "slug": room.slug,
     }
@@ -104,7 +100,6 @@ def test_api_rooms_retrieve_anonymous_private_slug_not_normalized():
         "configuration": {},
         "access_level": "restricted",
         "id": str(room.id),
-        "is_administrable": False,
         "name": room.name,
         "slug": room.slug,
     }
@@ -214,7 +209,6 @@ def test_api_rooms_retrieve_anonymous_public(mock_token):
         "configuration": {},
         "access_level": str(room.access_level),
         "id": str(room.id),
-        "is_administrable": False,
         "livekit": {
             "url": "test_url_value",
             "room": expected_name,
@@ -261,7 +255,6 @@ def test_api_rooms_retrieve_authenticated_public(mock_token):
         "configuration": {"can_publish_sources": ["camera"]},
         "access_level": str(room.access_level),
         "id": str(room.id),
-        "is_administrable": False,
         "livekit": {
             "url": "test_url_value",
             "room": expected_name,
@@ -314,7 +307,6 @@ def test_api_rooms_retrieve_authenticated_trusted(mock_token):
         "configuration": {},
         "access_level": str(room.access_level),
         "id": str(room.id),
-        "is_administrable": False,
         "livekit": {
             "url": "test_url_value",
             "room": expected_name,
@@ -357,7 +349,6 @@ def test_api_rooms_retrieve_authenticated():
         "configuration": {},
         "access_level": "restricted",
         "id": str(room.id),
-        "is_administrable": False,
         "name": room.name,
         "slug": room.slug,
     }
@@ -403,7 +394,6 @@ def test_api_rooms_retrieve_members(mock_token, django_assert_num_queries, setti
         "configuration": {"can_publish_sources": ["camera"]},
         "access_level": str(room.access_level),
         "id": str(room.id),
-        "is_administrable": False,
         "livekit": {
             "url": "test_url_value",
             "room": expected_name,
@@ -496,7 +486,6 @@ def test_api_rooms_retrieve_administrators(
     assert content_dict == {
         "access_level": str(room.access_level),
         "id": str(room.id),
-        "is_administrable": True,
         "configuration": {},
         "livekit": {
             "url": "test_url_value",
diff --git a/src/frontend/src/features/rooms/livekit/hooks/useIsAdminOrOwner.ts b/src/frontend/src/features/rooms/livekit/hooks/useIsAdminOrOwner.ts
index e583a2cd..9dd87ecc 100644
--- a/src/frontend/src/features/rooms/livekit/hooks/useIsAdminOrOwner.ts
+++ b/src/frontend/src/features/rooms/livekit/hooks/useIsAdminOrOwner.ts
@@ -1,6 +1,17 @@
-import { useRoomData } from './useRoomData'
+import {
+  useParticipantAttribute,
+  useRoomContext,
+} from '@livekit/components-react'
+import { ParticipantRole } from '@/features/rooms/api/ApiRoom'
 
 export const useIsAdminOrOwner = () => {
-  const apiRoomData = useRoomData()
-  return apiRoomData?.is_administrable
+  const room = useRoomContext()
+  const localParticipant = room.localParticipant
+  const role = useParticipantAttribute('room_role', {
+    participant: localParticipant,
+  })
+  return (
+    role !== undefined &&
+    ['administrator', 'owner'].includes(role as ParticipantRole)
+  )
 }