diff --git a/src/categories.js b/src/categories.js
index 217541081c..706e29448c 100644
--- a/src/categories.js
+++ b/src/categories.js
@@ -120,7 +120,7 @@ Categories.getCategoriesByPrivilege = function (set, uid, privilege, callback) {
 Categories.getModerators = function (cid, callback) {
 	async.waterfall([
 		function (next) {
-			Groups.getMembers('cid:' + cid + ':privileges:mods', 0, -1, next);
+			Groups.getMembers('cid:' + cid + ':privileges:moderate', 0, -1, next);
 		},
 		function (uids, next) {
 			if (!Array.isArray(uids) || !uids.length) {
diff --git a/src/flags.js b/src/flags.js
index 03c810794b..f752f9d4ea 100644
--- a/src/flags.js
+++ b/src/flags.js
@@ -616,7 +616,7 @@ Flags.notify = function (flagObj, uid, callback) {
 				async.waterfall([
 					async.apply(posts.getCidByPid, flagObj.targetId),
 					function (cid, next) {
-						groups.getMembers('cid:' + cid + ':privileges:mods', 0, -1, next);
+						groups.getMembers('cid:' + cid + ':privileges:moderate', 0, -1, next);
 					},
 				], next);
 			},
diff --git a/src/privileges.js b/src/privileges.js
index cccbd089d6..63bae570e1 100644
--- a/src/privileges.js
+++ b/src/privileges.js
@@ -14,23 +14,12 @@ privileges.userPrivilegeList = [
 	'upload:post:image',
 	'upload:post:file',
 	'purge',
-	'mods',
+	'moderate',
 ];
 
-privileges.groupPrivilegeList = [
-	'groups:find',
-	'groups:read',
-	'groups:topics:read',
-	'groups:topics:create',
-	'groups:topics:reply',
-	'groups:posts:edit',
-	'groups:posts:delete',
-	'groups:topics:delete',
-	'groups:upload:post:image',
-	'groups:upload:post:file',
-	'groups:purge',
-	'groups:moderate',
-];
+privileges.groupPrivilegeList = privileges.userPrivilegeList.map(function (privilege) {
+	return 'groups:' + privilege;
+});
 
 privileges.privilegeList = privileges.userPrivilegeList.concat(privileges.groupPrivilegeList);
 
diff --git a/src/privileges/users.js b/src/privileges/users.js
index 9731a9f37d..4b04b3ccd2 100644
--- a/src/privileges/users.js
+++ b/src/privileges/users.js
@@ -6,6 +6,7 @@ var async = require('async');
 var user = require('../user');
 var groups = require('../groups');
 var plugins = require('../plugins');
+var helpers = require('./helpers');
 
 module.exports = function (privileges) {
 	privileges.users = {};
@@ -54,27 +55,13 @@ module.exports = function (privileges) {
 					return array.indexOf(cid) === index;
 				});
 
-				var groupNames = uniqueCids.map(function (cid) {
-					return 'cid:' + cid + ':privileges:mods';	// At some point we should *probably* change this to "moderate" as well
-				});
-
-				var groupListNames = uniqueCids.map(function (cid) {
-					return 'cid:' + cid + ':privileges:groups:moderate';
-				});
-
-				async.parallel({
-					user: async.apply(groups.isMemberOfGroups, uid, groupNames),
-					group: async.apply(groups.isMemberOfGroupsList, uid, groupListNames),
-				}, next);
+				helpers.isUserAllowedTo('moderate', uid, uniqueCids, next);
 			},
-			function (checks, next) {
-				var isMembers = checks.user.map(function (isMember, idx) {
-					return isMember || checks.group[idx];
-				});
+			function (isAllowed, next) {
 				var map = {};
 
 				uniqueCids.forEach(function (cid, index) {
-					map[cid] = isMembers[index];
+					map[cid] = isAllowed[index];
 				});
 
 				var isModerator = cids.map(function (cid) {
@@ -91,7 +78,7 @@ module.exports = function (privileges) {
 			function (next) {
 				async.parallel([
 					async.apply(privileges.users.isGlobalModerator, uids),
-					async.apply(groups.isMembers, uids, 'cid:' + cid + ':privileges:mods'),
+					async.apply(groups.isMembers, uids, 'cid:' + cid + ':privileges:moderate'),
 					async.apply(groups.isMembersOfGroupList, uids, 'cid:' + cid + ':privileges:groups:moderate'),
 				], next);
 			},
@@ -110,7 +97,7 @@ module.exports = function (privileges) {
 			function (next) {
 				async.parallel([
 					async.apply(privileges.users.isGlobalModerator, uid),
-					async.apply(groups.isMember, uid, 'cid:' + cid + ':privileges:mods'),
+					async.apply(groups.isMember, uid, 'cid:' + cid + ':privileges:moderate'),
 					async.apply(groups.isMemberOfGroupList, uid, 'cid:' + cid + ':privileges:groups:moderate'),
 				], next);
 			},
diff --git a/src/socket.io/posts/edit.js b/src/socket.io/posts/edit.js
index 5ab6973ce1..513f3f55dc 100644
--- a/src/socket.io/posts/edit.js
+++ b/src/socket.io/posts/edit.js
@@ -64,7 +64,7 @@ module.exports = function (SocketPosts) {
 				groups.getMembersOfGroups([
 					'administrators',
 					'Global Moderators',
-					'cid:' + result.topic.cid + ':privileges:mods',
+					'cid:' + result.topic.cid + ':privileges:moderate',
 					'cid:' + result.topic.cid + ':privileges:groups:moderate',
 				], next);
 			},
diff --git a/src/upgrades/1.5.1/rename_mods_group.js b/src/upgrades/1.5.1/rename_mods_group.js
new file mode 100644
index 0000000000..516074eb57
--- /dev/null
+++ b/src/upgrades/1.5.1/rename_mods_group.js
@@ -0,0 +1,33 @@
+'use strict';
+
+var async = require('async');
+var winston = require('winston');
+
+var batch = require('../../batch');
+var groups = require('../../groups');
+
+
+module.exports = {
+	name: 'rename user mod privileges group',
+	timestamp: Date.UTC(2017, 4, 26),
+	method: function (callback) {
+		var progress = this.progress;
+		batch.processSortedSet('categories:cid', function (cids, next) {
+			async.eachSeries(cids, function (cid, next) {
+				var groupName = 'cid:' + cid + ':privileges:mods';
+				var newName = 'cid:' + cid + ':privileges:moderate';
+				groups.exists(groupName, function (err, exists) {
+					if (err || !exists) {
+						progress.incr();
+						return next(err);
+					}
+					winston.info('renaming ' + groupName + ' to ' + newName);
+					progress.incr();
+					groups.renameGroup(groupName, newName, next);
+				});
+			}, next);
+		}, {
+			progress: progress,
+		}, callback);
+	},
+};
diff --git a/src/user.js b/src/user.js
index d521b77f0d..6e32a973c5 100644
--- a/src/user.js
+++ b/src/user.js
@@ -280,7 +280,7 @@ User.getModeratorUids = function (callback) {
 		async.apply(db.getSortedSetRange, 'categories:cid', 0, -1),
 		function (cids, next) {
 			var groupNames = cids.map(function (cid) {
-				return 'cid:' + cid + ':privileges:mods';
+				return 'cid:' + cid + ':privileges:moderate';
 			});
 
 			groups.getMembersOfGroups(groupNames, next);
diff --git a/test/controllers-admin.js b/test/controllers-admin.js
index 0d2549ba0f..a10b9dc5cc 100644
--- a/test/controllers-admin.js
+++ b/test/controllers-admin.js
@@ -494,7 +494,7 @@ describe('Admin Controllers', function () {
 				assert.ifError(err);
 				moderatorJar = _jar;
 
-				groups.join('cid:' + cid + ':privileges:mods', moderatorUid, done);
+				groups.join('cid:' + cid + ':privileges:moderate', moderatorUid, done);
 			});
 		});