diff --git a/src/main/java/net/minecraft/world/World.java b/src/main/java/net/minecraft/world/World.java
index 3c3bb5d..42be661 100644
--- a/src/main/java/net/minecraft/world/World.java
+++ b/src/main/java/net/minecraft/world/World.java
@@ -1996,7 +1996,7 @@
 		//boolean isForced = getPersistentChunks().containsKey(new ChunkCoordIntPair(i >> 4, j >> 4));
 		//byte b0 = isForced ? (byte)0 : 32;
 		//boolean canUpdate = !par2 || this.checkChunksExist(i - b0, 0, j - b0, i + b0, 0, j + b0);
-		boolean canUpdate = activeChunkSet.containsKey(ChunkHash.chunkToKey(i >> 4, j >> 4));
+		boolean canUpdate = par1Entity.isEntityPlayerMP() || activeChunkSet.containsKey(ChunkHash.chunkToKey(i >> 4, j >> 4)) && this.chunkRoundExists(i >> 4, j >> 4, 3);
 		
 		//if (!canUpdate)
 		//{
@@ -3979,4 +3979,12 @@
 	
 	
 	private static final int MAX_BLOCK_COORD = 500000;//524288;
+	
+	public boolean chunkRoundExists(int cx, int cz, int radius)
+	{
+		for(int x = cx - radius; x < cx + radius; x++)
+			for(int z = cz - radius; z < cz + radius; z++)
+				if(!chunkExists(x, z)) return false;
+		return true;
+	}
 }
\ No newline at end of file