diff --git a/src/block/Slab.php b/src/block/Slab.php
index 275aa8bf8..fec34afac 100644
--- a/src/block/Slab.php
+++ b/src/block/Slab.php
@@ -128,4 +128,8 @@ class Slab extends Transparent{
 	public function getDropsForCompatibleTool(Item $item) : array{
 		return [$this->asItem()->setCount($this->slabType->equals(SlabType::DOUBLE()) ? 2 : 1)];
 	}
+
+	public function isAffectedBySilkTouch() : bool{
+		return false;
+	}
 }