Custom Research prices not working.Bug

{
"Enable chat feedback": true,
"Enable PopupNotifications integration": false,
"Research costs": {
       "axe.salvaged": 375
},
axe still ends up costing vanilla rates, tryed it on multiple items still no,  json reader returns no errors, and my server says the mod is loaded just fine. reloaded it 4 times even picked up the workbench and replaced after mod was loaded still doesnt work

Known bug, see the previous thread.