diff --git a/changelog.txt b/changelog.txt
index d4e9e3b..9f59aff 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,4 +1,9 @@
 ---------------------------------------------------------------------------------------------------
+Version: 1.0.5
+Date: 2022-02-11
+  Fixes:
+    - Fix for Endgame Combat + Power Armor Mk3
+---------------------------------------------------------------------------------------------------
 Version: 1.0.4
 Date: 2022-02-04
   Fixes:
diff --git a/compatibility/titanium-endgame-combat-final.lua b/compatibility/titanium-endgame-combat-final.lua
index 9f2d8b9..d03c28a 100644
--- a/compatibility/titanium-endgame-combat-final.lua
+++ b/compatibility/titanium-endgame-combat-final.lua
@@ -30,6 +30,7 @@ util.remove_prerequisite("acid-turrets", "aluminium-processing")
 
 util.remove_ingredient("power-armor-mk3", "copper-tungsten-alloy")
 util.remove_prerequisite("power-armor-mk3", "nitinol-processing")
+
 if not mods.bztungsten then
   util.remove_prerequisite("power-armor-mk3", "tungsten-processing")
 
diff --git a/data-util.lua b/data-util.lua
index 38e91d0..b1ecbfc 100644
--- a/data-util.lua
+++ b/data-util.lua
@@ -70,7 +70,7 @@ end
 function util.remove_prerequisite(technology_name, prerequisite)
   local technology = data.raw.technology[technology_name]
   local index = -1
-  if technology and data.raw.technology[prerequisite] then
+  if technology then
     for i, prereq in pairs(technology.prerequisites) do
       if prereq == prerequisite then
         index = i
diff --git a/info.json b/info.json
index 743c725..315efeb 100644
--- a/info.json
+++ b/info.json
@@ -1,6 +1,6 @@
 {
     "name": "bztitanium",
-    "version": "1.0.4",
+    "version": "1.0.5",
     "factorio_version": "1.1",
     "title": "Titanium",
     "author": "Brevven",
@@ -19,6 +19,7 @@
       "? DeadlockCrating",
       "? modmashsplinterresources",
       "? EndgameCombat",
+      "(?) Power Armor MK3",
       "! nullius"
     ],
     "description": "Adds titanium to the base game.\n\nTitanium is used in Low Density Structures, Flying Robot Frames and a few other places.\n\nCompatible with Krastorio 2, Space Exploration, Aircraft, 5Dim's, FE+ and other mods. A standalone piece of BZ Mods.\n\nWith graphics by snouz."