--- ../src-base/minecraft/net/minecraft/world/chunk/BlockStateContainer.java
+++ ../src-work/minecraft/net/minecraft/world/chunk/BlockStateContainer.java
@@ -30,6 +30,10 @@
 
     private void func_186012_b(int p_186012_1_)
     {
+        setBits(p_186012_1_, false);
+    }
+    private void setBits(int p_186012_1_, boolean forceBits)
+    {
         if (p_186012_1_ != this.field_186024_e)
         {
             this.field_186024_e = p_186012_1_;
@@ -47,6 +51,8 @@
             {
                 this.field_186022_c = field_186023_d;
                 this.field_186024_e = MathHelper.func_151241_e(Block.field_176229_d.func_186804_a());
+                if (forceBits)
+                    this.field_186024_e = p_186012_1_;
             }
 
             this.field_186022_c.func_186041_a(field_186020_a);
@@ -102,11 +108,15 @@
 
         if (this.field_186024_e != i)
         {
-            this.func_186012_b(i);
+            this.setBits(i, true); //Forge, Force bit density to fix network issues, resize below if needed.
         }
 
         this.field_186022_c.func_186038_a(p_186010_1_);
         p_186010_1_.func_186873_b(this.field_186021_b.func_188143_a());
+
+        int regSize = MathHelper.func_151241_e(Block.field_176229_d.func_186804_a());
+        if (this.field_186022_c == field_186023_d && this.field_186024_e != regSize) // Resize bits to fit registry.
+            this.func_186008_a(regSize, field_186020_a);
     }
 
     public void func_186009_b(PacketBuffer p_186009_1_)