diff --git a/x-api/activity/event-payloads.mdx b/x-api/activity/event-payloads.mdx
index a7522b08c..6fda11b10 100644
--- a/x-api/activity/event-payloads.mdx
+++ b/x-api/activity/event-payloads.mdx
@@ -776,6 +776,7 @@ The `payload` is a like object with the following fields:
 | `id` | Like event ID |
 | `liked_tweet_id` | ID of the Post that was liked |
 | `liked_tweet_author_id` | Author of the liked Post |
+| `liking_user_id` | ID of the user who liked the Post |
 | `created_at` | Creation time of the liked Post (when available) |
 | `timestamp_ms` | Event timestamp in milliseconds (when available) |
 
@@ -795,6 +796,7 @@ The `payload` is a like object with the following fields:
       "id": "87719f50ee17bdfa06a3089098a2b9ed",
       "created_at": "2026-07-24T21:12:45.000Z",
       "timestamp_ms": "1784927565236",
+      "liking_user_id": "1111111111111111111",
       "liked_tweet_author_id": "3333333333333333333",
       "liked_tweet_id": "2079814480427442556"
     },
@@ -884,6 +886,11 @@ The `payload` is a like object with the following fields:
               }
             ]
           }
+        },
+        {
+          "id": "1111111111111111111",
+          "name": "Liking User",
+          "username": "LikingUser"
         }
       ],
       "tweets": [