diff --git a/src/controllers/admin/flags.js b/src/controllers/admin/flags.js
index f4d83bbfaf..1b31a95ff4 100644
--- a/src/controllers/admin/flags.js
+++ b/src/controllers/admin/flags.js
@@ -45,7 +45,7 @@ flagsController.get = function (req, res, next) {
 
 		// If res.locals.cids is populated, then slim down the categories list
 		if (res.locals.cids) {
-			results.categories = results.categories.filter(function(category) {
+			results.categories = results.categories.filter(function (category) {
 				return res.locals.cids.indexOf(String(category.cid)) !== -1;
 			});
 		}
diff --git a/src/controllers/mods.js b/src/controllers/mods.js
index e319c90086..5d2d904663 100644
--- a/src/controllers/mods.js
+++ b/src/controllers/mods.js
@@ -7,11 +7,11 @@ var adminFlagsController = require('./admin/flags');
 
 var modsController = {};
 
-modsController.flagged = function(req, res, next) {
+modsController.flagged = function (req, res, next) {
 	async.parallel([
 		async.apply(user.isAdminOrGlobalMod, req.uid),
 		async.apply(user.isModeratorOfAnyCategory, req.uid)
-	], function(err, results) {
+	], function (err, results) {
 		if (err || !(results[0] || results[1])) {
 			return next(err);
 		}
diff --git a/src/posts/category.js b/src/posts/category.js
index 85a9414715..a1f3e8afbc 100644
--- a/src/posts/category.js
+++ b/src/posts/category.js
@@ -71,9 +71,9 @@ module.exports = function (Posts) {
 			});
 		} else {
 			// Multiple cids
-			async.map(cid, function(cid, next) {
+			async.map(cid, function (cid, next) {
 				Posts.filterPidsByCid(pids, cid, next);
-			}, function(err, pidsArr) {
+			}, function (err, pidsArr) {
 				if (err) {
 					return callback(err);
 				}
diff --git a/src/socket.io/posts/flag.js b/src/socket.io/posts/flag.js
index e11928c928..e34808990a 100644
--- a/src/socket.io/posts/flag.js
+++ b/src/socket.io/posts/flag.js
@@ -148,7 +148,7 @@ module.exports = function (SocketPosts) {
 				async.parallel([
 					async.apply(user.isAdminOrGlobalMod, socket.uid),
 					async.apply(user.isModeratorOfAnyCategory, socket.uid)
-				], function(err, results) {
+				], function (err, results) {
 					next(err, results[0] || results[1]);
 				});
 			},
diff --git a/src/user.js b/src/user.js
index 077b67ad22..996d1abd0a 100644
--- a/src/user.js
+++ b/src/user.js
@@ -234,14 +234,18 @@ var meta = require('./meta');
 		privileges.users.isModerator(uid, cid, callback);
 	};
 
-	User.isModeratorOfAnyCategory = function(uid, callback) {
+	User.isModeratorOfAnyCategory = function (uid, callback) {
 		// Checks all active categories and determines whether passed-in uid is a mod of any of them
-		db.getSortedSetRange('categories:cid', 0, -1, function(err, cids) {
-			async.filter(cids, function(cid, next) {
-				User.isModerator(uid, cid, function(err, isMod) {
+		db.getSortedSetRange('categories:cid', 0, -1, function (err, cids) {
+			async.filter(cids, function (cid, next) {
+				User.isModerator(uid, cid, function (err, isMod) {
+					if (err) {
+						// do nothing because async doesn't support errors in filter yet
+					}
+
 					next(!!isMod);
 				});
-			}, function(result) {
+			}, function (result) {
 				callback(err, result);
 			});
 		});
@@ -291,12 +295,12 @@ var meta = require('./meta');
 		});
 	};
 
-	User.getAdminsandGlobalModsandModerators = function(callback) {
+	User.getAdminsandGlobalModsandModerators = function (callback) {
 		async.parallel([
 			async.apply(groups.getMembers, 'administrators', 0, -1),
 			async.apply(groups.getMembers, 'Global Moderators', 0, -1),
 			async.apply(User.getModeratorUids)
-		], function(err, results) {
+		], function (err, results) {
 			if (err) {
 				return callback(err);
 			}
@@ -305,15 +309,15 @@ var meta = require('./meta');
 		});
 	};
 
-	User.getModeratorUids = function(callback) {
+	User.getModeratorUids = function (callback) {
 		async.waterfall([
 			async.apply(db.getSortedSetRange, 'categories:cid', 0, -1),
-			function(cids, next) {
-				var groupNames = cids.map(function(cid) {
+			function (cids, next) {
+				var groupNames = cids.map(function (cid) {
 					return 'cid:' + cid + ':privileges:mods';
 				});
 
-				groups.getMembersOfGroups(groupNames, function(err, memberSets) {
+				groups.getMembersOfGroups(groupNames, function (err, memberSets) {
 					if (err) {
 						return next(err);
 					}
diff --git a/test/translator.js b/test/translator.js
index 968f9118ce..18debb8dc9 100644
--- a/test/translator.js
+++ b/test/translator.js
@@ -155,9 +155,9 @@ describe('new Translator(language)', function (){
 			});
 		});
 
-		it('should translate [[pages:users/latest]] properly', function(done) {
+		it('should translate [[pages:users/latest]] properly', function (done) {
 			var translator = new Translator('en_GB');
-			translator.translate('[[pages:users/latest]]').then(function(translated) {
+			translator.translate('[[pages:users/latest]]').then(function (translated) {
 				assert.strictEqual('[[pages:users/latest]]', 'Latest Users');
 				done();
 			});