diff --git a/lignumis/prototypes/compatibility/k2so.lua b/lignumis/prototypes/compatibility/k2so.lua
index afd1849..88637a9 100644
--- a/lignumis/prototypes/compatibility/k2so.lua
+++ b/lignumis/prototypes/compatibility/k2so.lua
@@ -1,6 +1,44 @@
+local Technology = require("__cf-lib__/data/Technology")
+
 if not mods["Krastorio2-spaced-out"] then return end
 
 data.raw.recipe["burner-inserter"].ingredients = {
     { type = "item", name = "wooden-gear-wheel", amount = 1 },
     { type = "item", name = "lumber",            amount = 1 }
-}
\ No newline at end of file
+}
+
+Technology:new("kr-automation-core"):addPrerequisite("iron-processing")
+
+local function lock_recipes(technology, recipes)
+    local tech = Technology:new(technology)
+    for _, recipe in pairs(recipes) do
+        tech:addRecipe(recipe)
+        data.raw.recipe[recipe].enabled = false
+    end
+end
+
+lock_recipes("iron-processing", {
+    "iron-stick",
+    "kr-wind-turbine",
+    "kr-iron-beam",
+    "kr-inserter-parts"
+})
+
+lock_recipes("copper-processing", {
+    "copper-cable",
+    "small-electric-pole"
+})
+
+lock_recipes("planet-discovery-nauvis", {
+    "kr-rare-metals"
+})
+
+Technology:new("electronics"):removeRecipe("kr-electronic-circuit-wood")
+
+if settings.startup["kr-realistic-weapons"].value then
+    local pistol_attack = data.raw.gun["pistol"].attack_parameters
+    pistol_attack.ammo_categories = pistol_attack.ammo_categories or { pistol_attack.ammo_category }
+    pistol_attack.ammo_category = nil
+    table.insert(pistol_attack.ammo_categories, "bullet")
+    data.raw.recipe["firearm-magazine"].enabled = false
+end
\ No newline at end of file