diff --git a/public/language/en-GB/admin/manage/users.json b/public/language/en-GB/admin/manage/users.json
index 96b024fec5..1fef96f56d 100644
--- a/public/language/en-GB/admin/manage/users.json
+++ b/public/language/en-GB/admin/manage/users.json
@@ -18,6 +18,7 @@
 	"purge": "Delete <strong>User(s)</strong> and <strong>Content</strong>",
 	"download-csv": "Download CSV",
 	"manage-groups": "Manage Groups",
+	"set-reputation": "Set Reputation",
 	"add-group": "Add Group",
 	"create": "Create User",
 	"invite": "Invite by Email",
diff --git a/public/src/admin/manage/users.js b/public/src/admin/manage/users.js
index 1fb8e2701d..613389d9f9 100644
--- a/public/src/admin/manage/users.js
+++ b/public/src/admin/manage/users.js
@@ -1,8 +1,8 @@
 'use strict';
 
 define('admin/manage/users', [
-	'translator', 'benchpress', 'autocomplete', 'api', 'slugify', 'bootbox', 'alerts', 'accounts/invite',
-], function (translator, Benchpress, autocomplete, api, slugify, bootbox, alerts, AccountInvite) {
+	'translator', 'benchpress', 'autocomplete', 'api', 'slugify', 'bootbox', 'alerts', 'accounts/invite', 'helpers',
+], function (translator, Benchpress, autocomplete, api, slugify, bootbox, alerts, AccountInvite, helpers) {
 	const Users = {};
 
 	Users.init = function () {
@@ -141,6 +141,53 @@ define('admin/manage/users', [
 			});
 		});
 
+		$('.set-reputation').on('click', function () {
+			const uids = getSelectedUids();
+			if (!uids.length) {
+				alerts.error('[[error:no-users-selected]]');
+				return false;
+			}
+			let currentValue = '';
+			if (uids.length === 1) {
+				const user = ajaxify.data.users.find(u => u && u.uid === parseInt(uids[0], 10));
+				if (user) {
+					currentValue = String(user.reputation);
+				}
+			}
+			const modal = bootbox.dialog({
+				message: `<input id="new-reputation" type="text" class="form-control" value="${currentValue}">`,
+				title: '[[admin/manage/users:set-reputation]]',
+				onEscape: true,
+				buttons: {
+					submit: {
+						label: '[[global:save]]',
+						callback: function () {
+							const newReputation = modal.find('#new-reputation').val();
+							if (!utils.isNumber(newReputation)) {
+								alerts.error('[[error:invalid-data]]');
+								return false;
+							}
+							socket.emit('admin.user.setReputation', {
+								value: newReputation,
+								uids: uids,
+							}).then(() => {
+								uids.forEach((uid) => {
+									$(`[component="user/reputation"][data-uid="${uid}"]`).text(helpers.formattedNumber(newReputation));
+									const user = ajaxify.data.users.find(u => u && u.uid === parseInt(uid, 10));
+									if (user) {
+										user.reputation = newReputation;
+									}
+								});
+							}).catch(alerts.error);
+						},
+					},
+				},
+			});
+			modal.on('shown.bs.modal', () => {
+				modal.find('#new-reputation').selectRange(0, modal.find('#new-reputation').val().length);
+			});
+		});
+
 		$('.ban-user').on('click', function () {
 			const uids = getSelectedUids();
 			if (!uids.length) {
diff --git a/src/socket.io/admin/user.js b/src/socket.io/admin/user.js
index afe47e4d82..6c5e0c5b28 100644
--- a/src/socket.io/admin/user.js
+++ b/src/socket.io/admin/user.js
@@ -8,6 +8,7 @@ const groups = require('../../groups');
 const user = require('../../user');
 const events = require('../../events');
 const translator = require('../../translator');
+const utils = require('../../utils');
 const sockets = require('..');
 
 const User = module.exports;
@@ -146,6 +147,21 @@ User.loadGroups = async function (socket, uids) {
 	return { users: userData };
 };
 
+User.setReputation = async function (socket, data) {
+	if (!data || !Array.isArray(data.uids) || !utils.isNumber(data.value)) {
+		throw new Error('[[error:invalid-data]]');
+	}
+
+	await Promise.all([
+		db.setObjectBulk(
+			data.uids.map(uid => ([`user:${uid}`, { reputation: parseInt(data.value, 10) }]))
+		),
+		db.sortedSetAddBulk(
+			data.uids.map(uid => (['users:reputation', data.value, uid]))
+		),
+	]);
+};
+
 User.exportUsersCSV = async function (socket) {
 	await events.log({
 		type: 'exportUsersCSV',
diff --git a/src/views/admin/manage/users.tpl b/src/views/admin/manage/users.tpl
index 7d417e9b5b..23127a9876 100644
--- a/src/views/admin/manage/users.tpl
+++ b/src/views/admin/manage/users.tpl
@@ -45,6 +45,7 @@
 						<li><a href="#" class="dropdown-item rounded-1 password-reset-email"><i class="fa fa-fw fa-key"></i> [[admin/manage/users:password-reset-email]]</a></li>
 						<li><a href="#" class="dropdown-item rounded-1 force-password-reset"><i class="fa fa-fw fa-unlock-alt"></i> [[admin/manage/users:force-password-reset]]</a></li>
 						<li><a href="#" class="dropdown-item rounded-1 manage-groups"><i class="fa fa-fw fa-users"></i> [[admin/manage/users:manage-groups]]</a></li>
+						<li><a href="#" class="dropdown-item rounded-1 set-reputation"><i class="fa fa-fw fa-star"></i> [[admin/manage/users:set-reputation]]</a></li>
 						<li class="dropdown-divider"></li>
 						<li><a href="#" class="dropdown-item rounded-1 ban-user"><i class="fa fa-fw fa-gavel"></i> [[admin/manage/users:ban]]</a></li>
 						<li><a href="#" class="dropdown-item rounded-1 ban-user-temporary"><i class="fa fa-fw fa-clock-o"></i> [[admin/manage/users:temp-ban]]</a></li>
@@ -152,7 +153,7 @@
 								{{{ end }}}
 							</td>
 							<td class="text-end">{formattedNumber(users.postcount)}</td>
-							<td class="text-end">{formattedNumber(users.reputation)}</td>
+							<td class="text-end" component="user/reputation" data-uid="{users.uid}">{formattedNumber(users.reputation)}</td>
 							<td class="text-end">{{{ if users.flags }}}{users.flags}{{{ else }}}0{{{ end }}}</td>
 							<td><span class="timeago" title="{users.joindateISO}"></span></td>
 							<td><span class="timeago" title="{users.lastonlineISO}"></span></td>