diff --git a/carbon-fiber-recipe-updates.lua b/carbon-fiber-recipe-updates.lua
index a150d6d..d7bf6e6 100644
--- a/carbon-fiber-recipe-updates.lua
+++ b/carbon-fiber-recipe-updates.lua
@@ -2,6 +2,7 @@ local util = require("data-util");
 
 if util.me.use_fiber() then
   util.replace_ingredient("low-density-structure", "plastic-bar", "carbon-fiber")
+  util.replace_ingredient("se-low-density-structure-beryllium", "plastic-bar", "carbon-fiber")
   util.replace_ingredient("combat-shotgun", "wood", "carbon-fiber")
   
   util.add_ingredient("exoskeleton-equipment", "carbon-fiber", 10)
diff --git a/changelog.txt b/changelog.txt
index 4a86cdd..9f0a53e 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,9 +1,10 @@
 ---------------------------------------------------------------------------------------------------
 Version: 0.5.1
-Date: 2022-12-04
+Date: 2022-12-05
   Fixes:
     - Add missing locale string for new setting
     - LDS recipe only shows once in nanotube tech now, instead of twice.
+    - When carbon fiber is enabled, it should now fully replace plastic in all LDS recipes.
 ---------------------------------------------------------------------------------------------------
 Version: 0.5.0
 Date: 2022-12-04
diff --git a/data-final-fixes.lua b/data-final-fixes.lua
index 67faf44..2e6695d 100644
--- a/data-final-fixes.lua
+++ b/data-final-fixes.lua
@@ -38,6 +38,12 @@ if data.raw.recipe["low-density-structure"] and
   })
 end
 
+if util.me.use_fiber() then
+  util.remove_ingredient("low-density-structure", "plastic-bar")
+  util.remove_ingredient("low-density-structure-nanotubes", "plastic-bar")
+  util.remove_ingredient("se-low-density-structure-beryllium", "plastic-bar")
+end
+
 
 -- Only electric smelters can make Diamonds
 function diamondsInElectricSmelter(entity)