diff --git a/changelog.txt b/changelog.txt
index ddfbca6..9492289 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,4 +1,9 @@
 ---------------------------------------------------------------------------------------------------
+Version: 0.0.13
+Date: 2023-02-12
+  Fixes:
+    - Startup fix for Bob's Assembling Machines. Warning, no recipe/tech changes.
+---------------------------------------------------------------------------------------------------
 Version: 0.0.12
 Date: 2023-02-12
   Changes:
diff --git a/info.json b/info.json
index bfd747c..8d5bcd0 100644
--- a/info.json
+++ b/info.json
@@ -1,6 +1,6 @@
 {
     "name": "bzchlorine",
-    "version": "0.0.12",
+    "version": "0.0.13",
     "factorio_version": "1.1",
     "title": "Salt & Chlorine",
     "author": "Brevven",
diff --git a/prototypes/assembler-updates.lua b/prototypes/assembler-updates.lua
index 5ac9119..1dd3f14 100644
--- a/prototypes/assembler-updates.lua
+++ b/prototypes/assembler-updates.lua
@@ -33,7 +33,7 @@ if util.me.early_assemblers() then
       end
     end
   end
-  if data.raw["assembling-machine"]["burner-assembling-machine"] then
+  if data.raw["assembling-machine"]["burner-assembling-machine"] and not mods.bobassembly then
     util.add_crafting_category("assembling-machine", "burner-assembling-machine", "crafting-with-fluid")
     data.raw["assembling-machine"]["burner-assembling-machine"].fluid_boxes = futil.table.deepcopy(data.raw["assembling-machine"]["assembling-machine-2"].fluid_boxes)
     for i, fb in pairs(data.raw["assembling-machine"]["burner-assembling-machine"].fluid_boxes) do