diff --git a/common/src/main/java/dev/latvian/mods/kubejs/item/custom/HandheldItemBuilder.java b/common/src/main/java/dev/latvian/mods/kubejs/item/custom/HandheldItemBuilder.java
index 8e37ae12f..9bc3746bb 100644
--- a/common/src/main/java/dev/latvian/mods/kubejs/item/custom/HandheldItemBuilder.java
+++ b/common/src/main/java/dev/latvian/mods/kubejs/item/custom/HandheldItemBuilder.java
@@ -24,7 +24,7 @@ public HandheldItemBuilder(ResourceLocation i, float d, float s) {
 	}
 
 	public HandheldItemBuilder tier(Tier t) {
-		toolTier = new MutableToolTier(t);
+		toolTier = t instanceof MutableToolTier mtt ? mtt : new MutableToolTier(t);
 		return this;
 	}