diff --git a/openapi/components/schemas/Notification.yaml b/openapi/components/schemas/Notification.yaml
index 96dfa994..0c2a17e7 100644
--- a/openapi/components/schemas/Notification.yaml
+++ b/openapi/components/schemas/Notification.yaml
@@ -5,7 +5,7 @@ properties:
     type: string
   details:
     default: '{}'
-    description: '**NOTICE:** This is not a JSON object, this is a json **encoded** object, meaning you have to json-de-encode to get the NotificationDetail object depending on the NotificationType.'
+    description: '**NOTICE:** This is not a JSON object when received from the REST API, but it is when received from the Websocket API. When received from the REST API, this is a json **encoded** object, meaning you have to json-de-encode to get the NotificationDetail object depending on the NotificationType.'
     example: 'OneOf: {}, NotificationDetailInvite, NotificationDetailInviteResponse, NotificationDetailRequestInvite, NotificationDetailRequestInviteResponse, NotificationDetailVoteToKick'
     type: string
   id:
@@ -17,7 +17,11 @@ properties:
     type: string
   seen:
     default: false
+    description: 'Not included in notification objects received from the Websocket API'
     type: boolean
+  receiverUserId:
+    description: 'Not included in notification objects received from the REST API'
+    $ref: ./UserID.yaml
   senderUserId:
     $ref: ./UserID.yaml
   senderUsername:
@@ -34,7 +38,6 @@ required:
   - type
   - message
   - details
-  - seen
   - created_at
 title: Notification
 type: object