diff --git a/src/classes/material/block/solid/Glowstone.php b/src/classes/material/block/solid/Glowstone.php
index 2e3e1dbd6..886657d7a 100644
--- a/src/classes/material/block/solid/Glowstone.php
+++ b/src/classes/material/block/solid/Glowstone.php
@@ -27,7 +27,7 @@ the Free Software Foundation, either version 3 of the License, or
 
 class GlowstoneBlock extends SolidBlock{
 	public function __construct(){
-		parent::__construct(GLOWSTONE, 0, "Glowstone");
+		parent::__construct(GLOWSTONE_BLOCK, 0, "Glowstone");
 	}
 	
 }
\ No newline at end of file