diff --git a/Limestone2/changelog.txt b/Limestone2/changelog.txt
index 2fb4bd0..0f642d5 100644
--- a/Limestone2/changelog.txt
+++ b/Limestone2/changelog.txt
@@ -1,4 +1,10 @@
 ---------------------------------------------------------------------------------------------------
+Version: 2.0.3
+Date: 21.10.2025
+  Changes:
+    - Switch to bz mods forks
+    - Add incompatibility with Space Age
+---------------------------------------------------------------------------------------------------
 Version: 2.0.2
 Date: 13.10.2025
   Bug Fixes:
diff --git a/Limestone2/info.json b/Limestone2/info.json
index 7137334..c4219d3 100644
--- a/Limestone2/info.json
+++ b/Limestone2/info.json
@@ -1,18 +1,19 @@
 {
   "name": "Limestone2",
-  "version": "2.0.2",
+  "version": "2.0.3",
   "factorio_version": "2.0",
   "title": "Limestone",
+  "description": "Limestone2 is a mod adding calcium in the form of limestone.\n\nThis mod is inspired by Brevven's BZ mods.",
   "author": "Timeken, cackling fiend",
   "homepage": "https://discord.gg/ufvFUJtVwk",
   "dependencies": [
     "base >= 2.0.0",
     "? 248k-Redux",
     "? bismuth",
-    "? bzcarbon",
-    "? bzzirconium",
+    "? bzcarbon2",
+    "? bzzirconium2",
     "? Krastorio2",
-    "? space-exploration"
-  ],
-  "description": "Limestone2 is a mod adding calcium in the form of limestone.\n\nThis mod is inspired by Brevven's BZ mods. \n\n Most if not all art is placeholder."
+    "? space-exploration",
+    "! space-age"
+  ]
 }
\ No newline at end of file
diff --git a/Limestone2/recipe-modify.lua b/Limestone2/recipe-modify.lua
index 5afc1c5..08aef21 100644
--- a/Limestone2/recipe-modify.lua
+++ b/Limestone2/recipe-modify.lua
@@ -7,7 +7,7 @@ util.add_ingredient("concrete", "quicklime", 10)
 util.remove_ingredient("concrete", mods["Krastorio2"] and "kr-sand" or "sand")
 
 --Concret
-if mods["bzzirconium"] then
+if mods["bzzirconium2"] then
     util.remove_ingredient("concrete", "zircon")
 end
 
@@ -21,7 +21,7 @@ if mods["space-exploration"] then
     end
 end
 
-if mods["bzcarbon"] then
+if mods["bzcarbon2"] then
     if data.raw.item["salt"] then
         util.replace_ingredient("steel-plate", "salt", "quicklime", 1)
     else