diff --git a/changelog.txt b/changelog.txt
index e4309c1..01c0fa1 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,4 +1,9 @@
 ---------------------------------------------------------------------------------------------------
+Version: 1.2.11
+Date: 2022-08-05
+  Features:
+    - Some support for ScienceCostTweaker - green science
+---------------------------------------------------------------------------------------------------
 Version: 1.2.10
 Date: 2022-07-22
   Localization:
diff --git a/compatibility/sciencecosttweakerm.lua b/compatibility/sciencecosttweakerm.lua
new file mode 100644
index 0000000..c1de547
--- /dev/null
+++ b/compatibility/sciencecosttweakerm.lua
@@ -0,0 +1,4 @@
+local util = require("data-util")
+
+util.replace_some_ingredient("sct-t2-wafer-stamp", "iron-plate", 2, "lead-plate", 2)
+
diff --git a/data-updates.lua b/data-updates.lua
index a50bc70..8944493 100644
--- a/data-updates.lua
+++ b/data-updates.lua
@@ -4,3 +4,4 @@ require("omni")
 require("map-gen-preset-updates")
 require("strange-matter")
 require("compatibility/248k")
+require("compatibility/sciencecosttweakerm")
diff --git a/info.json b/info.json
index 545b486..a9089e7 100644
--- a/info.json
+++ b/info.json
@@ -1,6 +1,6 @@
 {
     "name": "bzlead",
-    "version": "1.2.10",
+    "version": "1.2.11",
     "factorio_version": "1.1",
     "title": "Lead",
     "author": "Brevven",