diff --git a/documentation/coffee/array_comprehensions.coffee b/documentation/coffee/array_comprehensions.coffee
index 47e3f54f..fd8d74e1 100644
--- a/documentation/coffee/array_comprehensions.coffee
+++ b/documentation/coffee/array_comprehensions.coffee
@@ -3,7 +3,7 @@ eat food for food in ['toast', 'cheese', 'wine']
 
 # Fine dining
 courses = ['salad', 'entree', 'dessert']
-menu course + 1, dish for dish, course in courses
+menu index + 1, dish for dish, index in courses
 
 # Health conscious meal
 foods = ['broccoli', 'spinach', 'chocolate']
diff --git a/documentation/js/array_comprehensions.js b/documentation/js/array_comprehensions.js
index 46185008..64246f93 100644
--- a/documentation/js/array_comprehensions.js
+++ b/documentation/js/array_comprehensions.js
@@ -1,4 +1,4 @@
-var course, courses, dish, food, foods, _i, _j, _len, _len2, _len3, _ref;
+var courses, dish, food, foods, index, _i, _j, _len, _len2, _len3, _ref;
 
 _ref = ['toast', 'cheese', 'wine'];
 for (_i = 0, _len = _ref.length; _i < _len; _i++) {
@@ -8,9 +8,9 @@ for (_i = 0, _len = _ref.length; _i < _len; _i++) {
 
 courses = ['salad', 'entree', 'dessert'];
 
-for (course = 0, _len2 = courses.length; course < _len2; course++) {
-  dish = courses[course];
-  menu(course + 1, dish);
+for (index = 0, _len2 = courses.length; index < _len2; index++) {
+  dish = courses[index];
+  menu(index + 1, dish);
 }
 
 foods = ['broccoli', 'spinach', 'chocolate'];