diff --git a/exercises/sorting/index.js b/exercises/sorting/index.js
index 4b38c55670..acbaf3feb0 100644
--- a/exercises/sorting/index.js
+++ b/exercises/sorting/index.js
@@ -17,4 +17,4 @@ function merge(left, right) {
 
 }
 
-module.exports = { bubbleSort, selectionSort, mergeSort };
+module.exports = { bubbleSort, selectionSort, mergeSort, merge };