diff --git a/changelog.txt b/changelog.txt
index 56a02e7..eb042cd 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,4 +1,9 @@
 ---------------------------------------------------------------------------------------------------
+Version: 0.6.8
+Date: 2020-11-16
+  Changes:
+    - K2: Enriched titanium smelting now allows prod modules.
+---------------------------------------------------------------------------------------------------
 Version: 0.6.7
 Date: 2020-11-14
   Changes:
@@ -11,12 +16,12 @@ Date: 2020-11-09
 ---------------------------------------------------------------------------------------------------
 Version: 0.6.5
 Date: 2020-11-08
-  Changes:
+  Features:
     - Deadlock stacking & crating recipes
 ---------------------------------------------------------------------------------------------------
 Version: 0.6.4
 Date: 2020-11-08
-  Changes:
+  Features:
     - Recipe for space loader/beltbox from Deadlock beltbox crate-Space Exploration bridge
 ---------------------------------------------------------------------------------------------------
 Version: 0.6.3
diff --git a/data-final-fixes.lua b/data-final-fixes.lua
index 69b3541..966a684 100644
--- a/data-final-fixes.lua
+++ b/data-final-fixes.lua
@@ -1,4 +1,5 @@
 require("titanium-recipe-final")
+require("titanium-recipe-modules")
 require("titanium-recipe-final-stacking")
 require("titanium-recipe-final-transport")
 require("titanium-data-final-settings")
diff --git a/info.json b/info.json
index 9501b73..00d957b 100644
--- a/info.json
+++ b/info.json
@@ -1,6 +1,6 @@
 {
     "name": "bztitanium",
-    "version": "0.6.7",
+    "version": "0.6.8",
     "factorio_version": "1.0",
     "title": "Titanium",
     "author": "Brevven",
diff --git a/titanium-recipe-modules.lua b/titanium-recipe-modules.lua
new file mode 100644
index 0000000..f89553d
--- /dev/null
+++ b/titanium-recipe-modules.lua
@@ -0,0 +1,18 @@
+
+
+recipes = {"titanium-plate"}
+if mods["Krastorio2"] then
+  recipes = {"titanium-plate", "enriched-titanium-plate", "enriched-titanium"}
+end
+
+for i, recipe in pairs(recipes) do
+	for j, module in pairs(data.raw.module) do
+    if module.effect then
+      for effect_name, effect in pairs(module.effect) do
+        if effect_name == "productivity" and effect.bonus > 0 and module.limitation and #module.limitation > 0 then
+          table.insert(module.limitation, recipe)
+        end
+      end
+    end
+  end
+end