diff --git a/Assets/UdonSharp/Video Players/CaseVideoSyncPlayer.cs b/Assets/UdonSharp/Video Players/CaseVideoSyncPlayer.cs
index ae059d5..cf6f73a 100644
--- a/Assets/UdonSharp/Video Players/CaseVideoSyncPlayer.cs	
+++ b/Assets/UdonSharp/Video Players/CaseVideoSyncPlayer.cs	
@@ -169,7 +169,7 @@ public class CaseVideoSyncPlayer : UdonSharpBehaviour
 			// Concatenate both caches into a new bigger cache and await new downloads as usual
 			int[] NewMapIndicesCache = new int[_CachedMapIndices.Length + MapIndices.Length];
 			Texture2D[] NewMapImages = new Texture2D[_CachedMapIndices.Length + MapIndices.Length];
-			for (int i = 0; i < _CachedMapIndices.Length; i++)
+			for (int i = 0; i < _CachedMapIndices.Length && i < _MapImages.Length; i++)
 			{
 				NewMapIndicesCache[i] = _CachedMapIndices[i];
 				NewMapImages[i] = _MapImages[i];