1 files changed, 6 insertions, 6 deletions
diff --git a/lib/sortBy.js b/lib/sortBy.js
index 6dfad9b..539a829 100644
--- a/lib/sortBy.js
+++ b/lib/sortBy.js
@@ -48,15 +48,15 @@ import map from './map';
  *     // result callback
  * });
  */
-export default function sortBy (arr, iteratee, cb) {
-    map(arr, function (x, cb) {
+export default function sortBy (coll, iteratee, callback) {
+    map(coll, function (x, callback) {
         iteratee(x, function (err, criteria) {
-            if (err) return cb(err);
-            cb(null, {value: x, criteria: criteria});
+            if (err) return callback(err);
+            callback(null, {value: x, criteria: criteria});
         });
     }, function (err, results) {
-        if (err) return cb(err);
-        cb(null, arrayMap(results.sort(comparator), property('value')));
+        if (err) return callback(err);
+        callback(null, arrayMap(results.sort(comparator), property('value')));
     });
 
     function comparator(left, right) {