diff --git a/Assets/lilToon/CHANGELOG.md b/Assets/lilToon/CHANGELOG.md
index 891864a2..e945bfaa 100644
--- a/Assets/lilToon/CHANGELOG.md
+++ b/Assets/lilToon/CHANGELOG.md
@@ -4,6 +4,16 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.7.3] - 2024-04-08
+### Fixed
+- ShadowCaster disappears when the outline is deleted
+- Some textures are not deleted in `Remove Unused Texture`
+- Optimization breaks IDMaskPrior function
+- Shader error when set color to black
+- RimShade mask now working
+- Saving RimShade presets
+- Set keywords on build
+
 ## [1.7.2] - 2024-01-18
 ### Fixed
 - Toggle doesn't work well in Unity 2019
diff --git a/Assets/lilToon/CHANGELOG_JP.md b/Assets/lilToon/CHANGELOG_JP.md
index 1577ae12..89d3ec1f 100644
--- a/Assets/lilToon/CHANGELOG_JP.md
+++ b/Assets/lilToon/CHANGELOG_JP.md
@@ -4,6 +4,16 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.7.3] - 2024-04-08
+### 修正
+- アウトラインの頂点が削除される場合に深度の書き出しが正しく動作しない問題を修正
+- `Remove Unused Texture`で一部テクスチャが残る問題を修正
+- 最適化でIDMaskPriorが正しく動作しなくなるのを修正
+- マテリアルの色を完全な黒に設定したときに最適化時にシェーダーが正しく動作しなくなるのを修正
+- RimShadeのマスクが正しく動作していないのを修正
+- RimShadeがプリセットに保存されないのを修正
+- 一部シェーダーキーワードをビルド時にセットするように修正
+
 ## [1.7.2] - 2024-01-18
 ### 修正
 - Unity 2019でトグルがうまく動作しないのを修正
diff --git a/Assets/lilToon/Editor/lilConstants.cs b/Assets/lilToon/Editor/lilConstants.cs
index 3824c706..361049a2 100644
--- a/Assets/lilToon/Editor/lilConstants.cs
+++ b/Assets/lilToon/Editor/lilConstants.cs
@@ -6,8 +6,8 @@ namespace lilToon
 {
     public class lilConstants
     {
-        public const string currentVersionName = "1.7.2";
-        public const int currentVersionValue = 42;
+        public const string currentVersionName = "1.7.3";
+        public const int currentVersionValue = 43;
 
         internal const string boothURL = "https://lilxyzw.booth.pm/";
         internal const string githubURL = "https://github.com/lilxyzw/lilToon";
diff --git a/Assets/lilToon/README.md b/Assets/lilToon/README.md
index 706efdc8..459cf86b 100644
--- a/Assets/lilToon/README.md
+++ b/Assets/lilToon/README.md
@@ -1,5 +1,5 @@
 # lilToon
-Version 1.7.2
+Version 1.7.3
 
 # Overview
 This shader is developed for services using avatars (VRChat, etc.) and has the following features.
diff --git a/Assets/lilToon/README_JP.md b/Assets/lilToon/README_JP.md
index 79d09c3b..36e13e17 100644
--- a/Assets/lilToon/README_JP.md
+++ b/Assets/lilToon/README_JP.md
@@ -1,5 +1,5 @@
 # lilToon
-Version 1.7.2
+Version 1.7.3
 
 # 概要
 アバターを用いたサービス（VRChat等）向けに開発したシェーダーで以下のような特徴があります。
diff --git a/Assets/lilToon/package.json b/Assets/lilToon/package.json
index 51871a5d..a741aee9 100644
--- a/Assets/lilToon/package.json
+++ b/Assets/lilToon/package.json
@@ -1,6 +1,6 @@
 {
   "name": "jp.lilxyzw.liltoon",
-  "version": "1.7.2",
+  "version": "1.7.3",
   "displayName": "lilToon",
   "description": "Feature-rich toon shader.",
   "unity": "2018.1",
@@ -9,7 +9,7 @@
   "licensesUrl": "https://github.com/lilxyzw/lilToon/blob/master/Assets/lilToon/LICENSE",
   "license": "MIT",
   "keywords": ["Toon", "Shader", "Material"],
-  "url" : "https://github.com/lilxyzw/lilToon/releases/download/1.7.2/jp.lilxyzw.liltoon-1.7.2.zip?",
+  "url" : "https://github.com/lilxyzw/lilToon/releases/download/1.7.3/jp.lilxyzw.liltoon-1.7.3.zip?",
   "repo" : "https://lilxyzw.github.io/vpm-repos/vpm.json",
   "legacyFolders" : {
     "Assets\\lilToon" : "05d1d116436047941ad97d1b9064ee05"
diff --git a/version.json b/version.json
index e536e5ea..2f3adbec 100644
--- a/version.json
+++ b/version.json
@@ -1 +1 @@
-{"latest_vertion_name": "1.7.2", "latest_vertion_value": 42}
\ No newline at end of file
+{"latest_vertion_name": "1.7.3", "latest_vertion_value": 43}
\ No newline at end of file