Index: binaries/data/mods/public/simulation/components/Attack.js
===================================================================
--- binaries/data/mods/public/simulation/components/Attack.js
+++ binaries/data/mods/public/simulation/components/Attack.js
@@ -734,10 +734,11 @@
 		let positionTarget = cmpPositionTarget.GetPosition();
 
 		let heightDifference = positionSelf.y + range.elevationBonus - positionTarget.y;
-		range.max = Math.sqrt(Math.square(range.max) + 2 * range.max * heightDifference);
+		const squaredRange = Math.square(range.max) + 2 * range.max * heightDifference;
 
-		if (range.max < 0)
+		if (squaredRange < 0)
 			return false;
+		range.max = Math.sqrt(squaredRange);
 	}
 	let cmpObstructionManager = Engine.QueryInterface(SYSTEM_ENTITY, IID_ObstructionManager);
 	return cmpObstructionManager.IsInTargetRange(this.entity, target, range.min, range.max, false);