diff --git a/Assets/Scripts/HeroSpawner.cs b/Assets/Scripts/HeroSpawner.cs
index e7b9fb4..3348411 100644
--- a/Assets/Scripts/HeroSpawner.cs
+++ b/Assets/Scripts/HeroSpawner.cs
@@ -29,7 +29,7 @@ public class HeroSpawner : MonoBehaviour
         int randomY;
         do
         {
-          randomY = Random.Range(0, numberOfYPositions - 1);
+          randomY = Random.Range(0, numberOfYPositions);
         } while(spawnedPositions[randomY]);
         spawnedPositions[randomY] = true;