From 71ace13588e2260b29f7bc7e352e37d9eb9b5e3f Mon Sep 17 00:00:00 2001
From: Brevven <brevingame@gmail.com>
Date: Mon, 21 Feb 2022 23:30:33 -0800
Subject: [PATCH] version

---
 README.md     | 1 +
 changelog.txt | 5 +++--
 data-util.lua | 4 ++--
 3 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/README.md b/README.md
index 6df452e..c46dac2 100644
--- a/README.md
+++ b/README.md
@@ -18,3 +18,4 @@ See changelog.txt
 - [Thar0l](https://github.com/Thar0l) (ru)
 - [PlexPt](https://github.com/PlexPt) (zh\_CN)
 - [S3BA](https://github.com/S3BA-pl) (pl)
+- [x2605](https://github.com/x2605) (ko)
diff --git a/changelog.txt b/changelog.txt
index 0da270e..4ac1eaf 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,7 +1,8 @@
 ---------------------------------------------------------------------------------------------------
 Version: 0.5.6
-Date: 2021-02-12
-  Changes:
+Date: 2021-02-22
+  Features:
+    - ko locale, thanks to x2605
     - ja locale updates thanks to Sakuro
 ---------------------------------------------------------------------------------------------------
 Version: 0.5.5
diff --git a/data-util.lua b/data-util.lua
index 38e91d0..84b7785 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
@@ -558,7 +558,7 @@ function util.add_crafting_category(entity_type, entity, category)
    if data.raw[entity_type][entity] then
       for i, existing in pairs(data.raw[entity_type][entity].crafting_categories) do
         if existing == category then
-          log(entity.." not adding "..new.." -- duplicate")
+          log(entity.." not adding "..category.." -- duplicate")
           return
         end
       end