diff --git a/changelog.txt b/changelog.txt
index 273e194..8e65ce1 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -3,6 +3,7 @@ Version: 0.0.15
 Date: 2023-12-29
   Changes:
     - SE: Meteor/umbrella defense tech requires rocket science packs
+    - Bob's: Merge CPU/CPUs items into one. (Might need further balancing or progression changes.)
 ---------------------------------------------------------------------------------------------------
 Version: 0.0.14
 Date: 2023-04-16
diff --git a/compatibility/bobelectronics.lua b/compatibility/bobelectronics.lua
new file mode 100644
index 0000000..a10577f
--- /dev/null
+++ b/compatibility/bobelectronics.lua
@@ -0,0 +1,22 @@
+local util = require("data-util")
+
+if mods.bobelectronics or mods.MDbobelectronics then
+  util.replace_ingredient("advanced-processing-unit", "processing-electronics", "cpu", 4)
+  util.remove_recipe_effect("advanced-electronics-3", "processing-electronics")
+  util.remove_raw("recipe", "processing-electronics")
+  util.remove_raw("item", "processing-electronics")
+
+  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
+          for k = #module.limitation, 1, -1 do
+            if module.limitation[k] == "processing-electronics" then
+              table.remove(module.limitation, k)
+            end
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/data-updates.lua b/data-updates.lua
index ddd4b0e..55f1f8e 100644
--- a/data-updates.lua
+++ b/data-updates.lua
@@ -1,5 +1,6 @@
 require("prototypes/tech-updates")
 require("prototypes/processing-unit-updates")
+require("compatibility/bobelectronics")
 require("prototypes/recipe-updates")
 require("prototypes/recipe-updates-se")
 require("map-gen-preset-updates")
diff --git a/migrations/bzgold.0.0.15.json b/migrations/bzgold.0.0.15.json
new file mode 100644
index 0000000..882479a
--- /dev/null
+++ b/migrations/bzgold.0.0.15.json
@@ -0,0 +1,6 @@
+{
+  "item":
+  [
+    ["processing-electronics", "cpu"]
+  ]
+}