--- ../src-base/minecraft/net/minecraft/world/chunk/storage/RegionFile.java
+++ ../src-work/minecraft/net/minecraft/world/chunk/storage/RegionFile.java
@@ -43,7 +43,8 @@
 
             if (this.dataFile.length() < 4096L)
             {
-                for (i = 0; i < 1024; ++i)
+            	// KCauldron start
+                /*for (i = 0; i < 1024; ++i)
                 {
                     this.dataFile.writeInt(0);
                 }
@@ -51,7 +52,10 @@
                 for (i = 0; i < 1024; ++i)
                 {
                     this.dataFile.writeInt(0);
-                }
+                }*/
+            	dataFile.write(emptySector);
+            	dataFile.write(emptySector);
+            	// KCauldron end
 
                 this.sizeDelta += 8192;
             }
@@ -209,7 +213,7 @@
 
     public DataOutputStream getChunkDataOutputStream(int p_76710_1_, int p_76710_2_)
     {
-        return this.outOfBounds(p_76710_1_, p_76710_2_) ? null : new DataOutputStream(new DeflaterOutputStream(new RegionFile.ChunkBuffer(p_76710_1_, p_76710_2_)));
+        return this.outOfBounds(p_76710_1_, p_76710_2_) ? null : new DataOutputStream(new java.io.BufferedOutputStream(new DeflaterOutputStream(new RegionFile.ChunkBuffer(p_76710_1_, p_76710_2_)))); // KCauldron
     }
 
     protected synchronized void write(int p_76706_1_, int p_76706_2_, byte[] p_76706_3_, int p_76706_4_)