diff --git a/CHANGELOG.md b/CHANGELOG.md
index dedf211..acef590 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,21 @@
 # Change Log
 
 
-## [Unreleased](/~https://github.com/nutti/blender-mqo/compare/v1.0...master)
+## [Unreleased](/~https://github.com/nutti/blender-mqo/compare/v1.1...master)
+
+
+## [Version 1.1](/~https://github.com/nutti/blender-mqo/compare/v1.0...v1.1) - 2021.1.30
+
+### Updated Features
+
+* Added options
+  * Import/Export vertex weights
+
+
+### Other Updates
+
+* Fix bugs
+
 
 ## [Version 1.0](/~https://github.com/nutti/blender-mqo/compare/1d664b4e62a023e26398df8cb1455cda00f54536...v1.0) - 2020.7.27
 
diff --git a/src/blender_mqo/__init__.py b/src/blender_mqo/__init__.py
index a9909dc..d45e0cb 100644
--- a/src/blender_mqo/__init__.py
+++ b/src/blender_mqo/__init__.py
@@ -1,7 +1,7 @@
 bl_info = {
     "name": "MQO (Metasequoia) format",
     "author": "nutti, sapper-trle",
-    "version": (1, 0, 0),
+    "version": (1, 1, 0),
     "blender": (2, 80, 0),
     "location": "",
     "description": "Import/Export MQO files",