diff --git a/src/material/Block.php b/src/material/Block.php
index bc54461ee..66a6f0cdf 100644
--- a/src/material/Block.php
+++ b/src/material/Block.php
@@ -159,7 +159,7 @@ abstract class Block extends Vector3{
 		$this->breakTime = 0.25;
 	}
 	
-	public function getName(){
+	final public function getName(){
 		return $this->name;
 	}
 	
diff --git a/src/material/Item.php b/src/material/Item.php
index 42f0410d8..170684c8e 100644
--- a/src/material/Item.php
+++ b/src/material/Item.php
@@ -73,15 +73,15 @@ class Item{
 		}
 	}
 	
-	public function getName(){
+	final public function getName(){
 		return $this->name;
 	}
 	
-	public function isPlaceable(){
+	final public function isPlaceable(){
 		return (($this->block instanceof Block) and $this->block->isPlaceable === true);
 	}
 	
-	public function getBlock(){
+	final public function getBlock(){
 		if($this->block instanceof Block){
 			return $this->block;
 		}else{
@@ -89,19 +89,19 @@ class Item{
 		}
 	}
 	
-	public function getID(){
+	final public function getID(){
 		return $this->id;
 	}
 	
-	public function getMetadata(){
+	final public function getMetadata(){
 		return $this->meta;
 	}	
 	
-	public function getMaxStackSize(){
+	final public function getMaxStackSize(){
 		return $this->maxStackSize;
 	}
 	
-	public function isPickaxe(){ //Returns false or level of the pickaxe
+	final public function isPickaxe(){ //Returns false or level of the pickaxe
 		switch($this->id){
 			case IRON_PICKAXE:
 				return 3;