diff --git a/changelog.txt b/changelog.txt
index 679b3b5..5b90f3a 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,6 +1,8 @@
 ---------------------------------------------------------------------------------------------------
-Version: 0.3.1
-Date: 2021-03-10
+Version: 0.3.2
+Date: 2021-03-11
+  Features:
+    - Map gen presets handling
   Changes:
     - Slightly increase starting area lead, greatly reduce distant lead.
 ---------------------------------------------------------------------------------------------------
diff --git a/data-updates.lua b/data-updates.lua
index 634ae8f..91ec489 100644
--- a/data-updates.lua
+++ b/data-updates.lua
@@ -1,2 +1,3 @@
 require("lead-recipe-updates")
 require("lead-matter")
+require("map-gen-preset-updates")
diff --git a/map-gen-preset-updates.lua b/map-gen-preset-updates.lua
new file mode 100644
index 0000000..b3256ff
--- /dev/null
+++ b/map-gen-preset-updates.lua
@@ -0,0 +1,10 @@
+if data.raw["map-gen-presets"] and data.raw["map-gen-presets"].default then
+  for name, preset in pairs(data.raw["map-gen-presets"].default) do 
+    if type(preset) == "table" and 
+      preset.basic_settings and 
+      preset.basic_settings.autoplace_controls and 
+      preset.basic_settings.autoplace_controls["iron-ore"] then
+        preset.basic_settings.autoplace_controls["lead-ore"] = preset.basic_settings.autoplace_controls["iron-ore"]
+    end
+  end
+end