diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2f41584..84a1b07 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,11 +4,16 @@ All the notable changes in the project would 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)
 
-## [Unreleased](https://github.com/ArindomGhosh/stategenie/compare/v1.1.0...main)
+## [Unreleased](https://github.com/ArindomGhosh/stategenie/compare/v1.2.0...main)
+
+## [1.2.0](https://github.com/ArindomGhosh/stategenie/compare/v1.1.0...v1.2.0)
+### Modified
+- kotlin: upgraded to `Kotlin` version-1.8.0.
+- KotlinCompileTesting: upgraded `kotlin-compile-testing-ksp` to version-1.5.0.
 
 ## [1.1.0](https://github.com/ArindomGhosh/stategenie/compare/v1.0.0...v1.1.0)
 ### Added
-- DataStateGenie: Generate ui-state data class with update extention function.
+- DataStateGenie: Generate ui-state data class with update extension function.
 - wiki: Wiki pages updated to ease the readability.
 
 ### Modified
diff --git a/README.md b/README.md
index 5985cdb..812d1f3 100644
--- a/README.md
+++ b/README.md
@@ -4,13 +4,14 @@ StateGenie provides:
 - `@StateGenie`: To generate `sealed interface` representing a defined set of states.
 It gives you the flexibility of reusing a base model in different scenarios while also enabling you to add new
 models over them based on your requirements reducing the repeated boiler plate code. Link to the [@StateGenie wiki](https://github.com/ArindomGhosh/stategenie/wiki/@StateGenie)
-- `@DataStateGenie`: To generate a single `data class` representing UiState and extention functions to update individual parameters, loading state and error object of subtype of Throwable and default constructor function to get the default UiState. Link to the [@DataStateGenie wiki](https://github.com/ArindomGhosh/stategenie/wiki/@DataStateGenie)
+- `@DataStateGenie`: To generate a single `data class` representing UiState and extension functions to update individual parameters, 
+loading state and error object of subtype of Throwable and default constructor function to get the default UiState. Link to the [@DataStateGenie wiki](https://github.com/ArindomGhosh/stategenie/wiki/@DataStateGenie)
 
 ### Gradle Setup
 1. Enable KSP in your app or module `build.gradle.kts`:
 ```kotlin
 plugins {
-    id("com.google.devtools.ksp") version "1.7.20-1.0.7"
+    id("com.google.devtools.ksp") version "1.8.0-1.0.9"
 }
 ```