diff --git a/Packages/src/CHANGELOG.md b/Packages/src/CHANGELOG.md
index f6402be..5f3aed6 100644
--- a/Packages/src/CHANGELOG.md
+++ b/Packages/src/CHANGELOG.md
@@ -1,3 +1,10 @@
+## [2.1.3](https://github.com/mob-sakai/SoftMaskForUGUI/compare/v2.1.2...v2.1.3) (2024-07-26)
+
+
+### Bug Fixes
+
+* soft mask buffer is fliped on UNITY_UV_STARTS_AT_TOP devices ([e9c7822](https://github.com/mob-sakai/SoftMaskForUGUI/commit/e9c782287065adca628a32a6222adab4210e73fd)), closes [#179](https://github.com/mob-sakai/SoftMaskForUGUI/issues/179)
+
 ## [2.1.2](https://github.com/mob-sakai/SoftMaskForUGUI/compare/v2.1.1...v2.1.2) (2024-07-25)
 
 
diff --git a/Packages/src/package.json b/Packages/src/package.json
index 3e49045..4749573 100644
--- a/Packages/src/package.json
+++ b/Packages/src/package.json
@@ -2,7 +2,7 @@
   "name": "com.coffee.softmask-for-ugui",
   "displayName": "UI Soft Mask",
   "description": "UI Soft Mask is a smooth masking component for Unity UI (uGUI) elements.\nBy using SoftMask instead of the default Mask component, you can beautifully represent the rounded edges of UI elements.",
-  "version": "2.1.2",
+  "version": "2.1.3",
   "unity": "2017.1",
   "license": "MIT",
   "repository": {