CHANGELOG.md in tweet_sanitizer-0.2.0 vs CHANGELOG.md in tweet_sanitizer-0.2.1

@@ -1,6 +1,12 @@
 ## Unreleased
-[full changelog](https://github.com/sue445/tweet_sanitizer/compare/v0.2.0...master)
+[full changelog](https://github.com/sue445/tweet_sanitizer/compare/v0.2.1...master)
+
+## v0.2.1
+[full changelog](https://github.com/sue445/tweet_sanitizer/compare/v0.2.0...v0.2.1)
+
+* Enable MFA requirement for gem releasing
+  * https://github.com/sue445/tweet_sanitizer/pull/32
 
 ## v0.2.0
 [full changelog](https://github.com/sue445/tweet_sanitizer/compare/v0.1.1...v0.2.0)
 
 * Add sanitize options