diff --git a/shared/src/main/java/ru/di9/minecraft/shared/block/Block.java b/shared/src/main/java/ru/di9/minecraft/shared/block/Block.java
index fd93fca..2b4525e 100644
--- a/shared/src/main/java/ru/di9/minecraft/shared/block/Block.java
+++ b/shared/src/main/java/ru/di9/minecraft/shared/block/Block.java
@@ -232,7 +232,7 @@ public class Block
     public float slipperiness;
     private String blockName;
 
-    protected Block(int par1, Material par2Material)
+    protected Block(int id, Material par2Material)
     {
         blockConstructorCalled = true;
         enableStats = true;
@@ -240,19 +240,19 @@ public class Block
         blockParticleGravity = 1.0F;
         slipperiness = 0.6F;
 
-        if (blocksList[par1] != null)
+        if (blocksList[id] != null)
         {
-            throw new IllegalArgumentException((new StringBuilder()).append("Slot ").append(par1).append(" is already occupied by ").append(blocksList[par1]).append(" when adding ").append(this).toString());
+            throw new IllegalArgumentException((new StringBuilder()).append("Slot ").append(id).append(" is already occupied by ").append(blocksList[id]).append(" when adding ").append(this).toString());
         }
         else
         {
             blockMaterial = par2Material;
-            blocksList[par1] = this;
-            blockID = par1;
+            blocksList[id] = this;
+            blockID = id;
             setBlockBounds(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F);
-            opaqueCubeLookup[par1] = isOpaqueCube();
-            lightOpacity[par1] = isOpaqueCube() ? 255 : 0;
-            canBlockGrass[par1] = !par2Material.getCanBlockGrass();
+            opaqueCubeLookup[id] = isOpaqueCube();
+            lightOpacity[id] = isOpaqueCube() ? 255 : 0;
+            canBlockGrass[id] = !par2Material.getCanBlockGrass();
             return;
         }
     }
@@ -275,9 +275,9 @@ public class Block
     {
     }
 
-    protected Block(int par1, int par2, Material par3Material)
+    protected Block(int id, int par2, Material par3Material)
     {
-        this(par1, par3Material);
+        this(id, par3Material);
         blockIndexInTexture = par2;
     }