diff --git a/CHANGELOG.md b/CHANGELOG.md
index d158e72..6de99e0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 1.3.1 (2020-05-22)
+
+- add Korean language support (thanks @KLO#1490)
+
 ## 1.3.0 (2020-05-02)
 
 - improve code quality
diff --git a/lang/ko.json b/lang/ko.json
new file mode 100644
index 0000000..f66cfc3
--- /dev/null
+++ b/lang/ko.json
@@ -0,0 +1,5 @@
+{
+  "COMBAT.groupRollsInitiative": "우선권 굴리기! (그룹)",
+  "COMBAT.RollGroupInitiative": "집단 우선권 굴림",
+  "COMBAT.RollGroupInitiativeHint": "컴뱃 트래커에서 \"NPC 우선권 굴리기\" 혹은 \"모든 우선권 굴리기\" 버튼을 눌렀을 때 동일 크리처(동일 액터) 집단이 굴림값을 공유한다."
+}
diff --git a/module.json b/module.json
index 41def57..223e5a6 100644
--- a/module.json
+++ b/module.json
@@ -3,14 +3,14 @@
   "title": "Group Initiative",
   "description": "Roll group initiative from the Combat tracker.",
   "author": "thorni",
-  "version": "1.3.0",
+  "version": "1.3.1",
   "minimumCoreVersion": "0.5.3",
-  "compatibleCoreVersion": "0.5.7",
+  "compatibleCoreVersion": "0.6.0",
   "scripts": [],
   "esmodules": ["group-initiative.js"],
   "url": "https://github.com/tonifisler/foundry-group-initiative",
   "manifest": "https://raw.githubusercontent.com/tonifisler/foundry-group-initiative/master/module.json",
-  "download": "https://github.com/tonifisler/foundry-group-initiative/archive/1.3.0.zip",
+  "download": "https://github.com/tonifisler/foundry-group-initiative/archive/1.3.1.zip",
   "changelog": "https://github.com/tonifisler/foundry-group-initiative/blob/master/CHANGELOG.md",
   "readme": "https://github.com/tonifisler/foundry-group-initiative/blob/master/README.md",
   "languages": [
@@ -23,6 +23,11 @@
       "lang": "fr",
       "name": "French",
       "path": "lang/fr.json"
+    },
+    {
+      "lang": "ko",
+      "name": "Korean",
+      "path": "lang/ko.json"
     }
   ]
 }
diff --git a/package.json b/package.json
index d76b9a4..0ddacbd 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "group-initiative",
-  "version": "1.2.0",
+  "version": "1.3.1",
   "description": "Roll group initiative from the combat tracker in Foundry VTT",
   "main": "scripts/initiative.js",
   "scripts": {