diff --git a/worldeditadditions/utils/parse/chance.lua b/worldeditadditions/utils/parse/chance.lua
index 9b5e13e..8126983 100644
--- a/worldeditadditions/utils/parse/chance.lua
+++ b/worldeditadditions/utils/parse/chance.lua
@@ -6,7 +6,7 @@ function worldeditadditions.parse.chance(str)
 	if tonumber(str) ~= nil then return tonumber(str) end
 	if str:sub(#str) == "%" then
 		local result = tonumber(str:sub(1, #str-1))
-		if result == nil then return nil end
+		if not result then return nil end
 		return 1 / (result / 100) -- Convert percentage to 1-in-N chance
 	end
 	return nil