diff --git a/src/activitypub/mocks.js b/src/activitypub/mocks.js
index fad3f12f4e..2b979eccc5 100644
--- a/src/activitypub/mocks.js
+++ b/src/activitypub/mocks.js
@@ -1,5 +1,7 @@
 'use strict';
 
+const nconf = require('nconf');
+
 const db = require('../database');
 const user = require('../user');
 
@@ -114,3 +116,34 @@ Mocks.post = async (objects) => {
 
 	return single ? posts.pop() : posts;
 };
+
+Mocks.actor = async (uid) => {
+	const { username, userslug, displayname: name, aboutme, picture, 'cover:url': cover } = await user.getUserData(uid);
+	const publicKey = await activitypub.getPublicKey(uid);
+
+	return {
+		'@context': [
+			'https://www.w3.org/ns/activitystreams',
+			'https://w3id.org/security/v1',
+		],
+		id: `${nconf.get('url')}/user/${userslug}`,
+		url: `${nconf.get('url')}/user/${userslug}`,
+		followers: `${nconf.get('url')}/user/${userslug}/followers`,
+		following: `${nconf.get('url')}/user/${userslug}/following`,
+		inbox: `${nconf.get('url')}/user/${userslug}/inbox`,
+		outbox: `${nconf.get('url')}/user/${userslug}/outbox`,
+
+		type: 'Person',
+		name,
+		preferredUsername: username,
+		summary: aboutme,
+		icon: picture ? `${nconf.get('url')}${picture}` : null,
+		image: cover ? `${nconf.get('url')}${cover}` : null,
+
+		publicKey: {
+			id: `${nconf.get('url')}/user/${userslug}#key`,
+			owner: `${nconf.get('url')}/user/${userslug}`,
+			publicKeyPem: publicKey,
+		},
+	};
+};
diff --git a/src/api/activitypub.js b/src/api/activitypub.js
index dba7a972c1..810fbc732e 100644
--- a/src/api/activitypub.js
+++ b/src/api/activitypub.js
@@ -104,3 +104,19 @@ activitypubApi.create.post = async (caller, { post }) => {
 
 	await activitypub.send(caller.uid, Array.from(targets), payload);
 };
+
+activitypubApi.update = {};
+
+activitypubApi.update.profile = async (caller, { uid }) => {
+	const [object, followers] = await Promise.all([
+		activitypub.mocks.actor(uid),
+		db.getSortedSetMembers(`followersRemote:${caller.uid}`),
+	]);
+
+	await activitypub.send(caller.uid, followers, {
+		type: 'Update',
+		to: [activitypub._constants.publicAddress],
+		cc: [],
+		object,
+	});
+};
diff --git a/src/controllers/activitypub/actors.js b/src/controllers/activitypub/actors.js
index 9571d3659b..8282aad979 100644
--- a/src/controllers/activitypub/actors.js
+++ b/src/controllers/activitypub/actors.js
@@ -36,34 +36,8 @@ Actors.application = async function (req, res) {
 
 Actors.user = async function (req, res) {
 	// todo: view:users priv gate
-	const { userslug } = req.params;
 	const { uid } = res.locals;
-	const { username, displayname: name, aboutme, picture, 'cover:url': cover } = await user.getUserData(uid);
-	const publicKey = await activitypub.getPublicKey(uid);
+	const payload = await activitypub.mocks.actor(uid);
 
-	res.status(200).json({
-		'@context': [
-			'https://www.w3.org/ns/activitystreams',
-			'https://w3id.org/security/v1',
-		],
-		id: `${nconf.get('url')}/user/${userslug}`,
-		url: `${nconf.get('url')}/user/${userslug}`,
-		followers: `${nconf.get('url')}/user/${userslug}/followers`,
-		following: `${nconf.get('url')}/user/${userslug}/following`,
-		inbox: `${nconf.get('url')}/user/${userslug}/inbox`,
-		outbox: `${nconf.get('url')}/user/${userslug}/outbox`,
-
-		type: 'Person',
-		name,
-		preferredUsername: username,
-		summary: aboutme,
-		icon: picture ? `${nconf.get('url')}${picture}` : null,
-		image: cover ? `${nconf.get('url')}${cover}` : null,
-
-		publicKey: {
-			id: `${nconf.get('url')}/user/${userslug}#key`,
-			owner: `${nconf.get('url')}/user/${userslug}`,
-			publicKeyPem: publicKey,
-		},
-	});
+	res.status(200).json(payload);
 };
diff --git a/src/user/profile.js b/src/user/profile.js
index 9c1792f0f6..e732e13687 100644
--- a/src/user/profile.js
+++ b/src/user/profile.js
@@ -11,6 +11,7 @@ const meta = require('../meta');
 const db = require('../database');
 const groups = require('../groups');
 const plugins = require('../plugins');
+const api = require('../api');
 
 module.exports = function (User) {
 	User.updateProfile = async function (uid, data, extraFields) {
@@ -65,6 +66,7 @@ module.exports = function (User) {
 			fields: fields,
 			oldData: oldData,
 		});
+		api.activitypub.update.profile({ uid }, { uid: updateUid });
 
 		return await User.getUserFields(updateUid, [
 			'email', 'username', 'userslug',