I'm trying to learn how to do modlets, and I have been fiddling with changing the values some perks gives, below is an example of what I tried, it dosn't work (or I wouldn't post
) but editing the files directly does - so clearly my syntax is wrong. Any help?

Code:
<?xml version="1.0" encoding="utf-8"?>
<configs>
<!-- Change damage for headshots on the perk SkullCrusher-->
<set xpath="/progression/perk[@name='perkSkullCrusher']">
<effect_group>
<passive_effect name="DamageModifier" operation="perc_add" value="10,40" level="1,4" tags="head"/>
<passive_effect name="DamageModifier" operation="perc_add" value="50" level="5" tags="head"/>
<passive_effect name="DismemberChance" operation="base_add" value="0.05,0.15" level="3,5" tags="head"/>
</effect_group>
</set>