diff --git a/04 - Array Cardio Day 1/index-START.html b/04 - Array Cardio Day 1/index-START.html
index 6e28e357d0..cc566a85dc 100644
--- a/04 - Array Cardio Day 1/index-START.html	
+++ b/04 - Array Cardio Day 1/index-START.html	
@@ -29,7 +29,7 @@
     // 1. Filter the list of inventors for those who were born in the 1500's
 
     // Array.prototype.map()
-    // 2. Give us an array of the inventory first and last names
+    // 2. Give us an array of the inventors' first and last names
 
     // Array.prototype.sort()
     // 3. Sort the inventors by birthdate, oldest to youngest