diff --git a/src/pocketmine/block/GlowingObsidian.php b/src/pocketmine/block/GlowingObsidian.php
index c851563c18..f83f8fc5c2 100644
--- a/src/pocketmine/block/GlowingObsidian.php
+++ b/src/pocketmine/block/GlowingObsidian.php
@@ -40,4 +40,11 @@ class GlowingObsidian extends Solid{
 		return 12;
 	}
 
+	public function getHardness() : float{
+		return 10;
+	}
+
+	public function getBlastResistance() : float{
+		return 50;
+	}
 }
\ No newline at end of file
diff --git a/src/pocketmine/block/Obsidian.php b/src/pocketmine/block/Obsidian.php
index 7a8ff16fb2..e16a7fbf74 100644
--- a/src/pocketmine/block/Obsidian.php
+++ b/src/pocketmine/block/Obsidian.php
@@ -46,6 +46,10 @@ class Obsidian extends Solid{
 		return 35; //50 in PC
 	}
 
+	public function getBlastResistance() : float{
+		return 6000;
+	}
+
 	public function getDrops(Item $item) : array{
 		if($item->isPickaxe() >= Tool::TIER_DIAMOND){
 			return parent::getDrops($item);
@@ -53,4 +57,6 @@ class Obsidian extends Solid{
 
 		return [];
 	}
+
+
 }
\ No newline at end of file