diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7625f87..c1796a3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.2.1] - 2022-07-13
+### Changed
+- Updates clean-css dependency to version 5.3.1
+
 ## [1.2.0] - 2022-03-31
 ### Changed
 - Updates clean-css dependency to version 5.3.0
@@ -43,7 +47,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Updates clean-css dependency to version 5.1.4
 
 
-[Unreleased]: https://github.com/clean-css/clean-css.github.io/compare/v1.2.0...HEAD
+[Unreleased]: https://github.com/clean-css/clean-css.github.io/compare/v1.2.1...HEAD
+[1.2.1]: https://github.com/clean-css/clean-css.github.io/releases/tag/v1.2.1
 [1.2.0]: https://github.com/clean-css/clean-css.github.io/releases/tag/v1.2.0
 [1.1.4]: https://github.com/clean-css/clean-css.github.io/releases/tag/v1.1.4
 [1.1.3]: https://github.com/clean-css/clean-css.github.io/releases/tag/v1.1.3
diff --git a/package.json b/package.json
index 04907ad..1b98912 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "svelte-app",
-  "version": "1.2.0",
+  "version": "1.2.1",
   "scripts": {
     "build": "cross-env NODE_ENV=production webpack",
     "start": "webpack serve --content-base public",
@@ -31,7 +31,7 @@
   },
   "dependencies": {
     "bootstrap": "^5.0.1",
-    "clean-css": "^5.3.0",
+    "clean-css": "^5.3.1",
     "file-saver": "^2.0.5",
     "os-browserify": "^0.3.0",
     "path-browserify": "^1.0.1",
diff --git a/yarn.lock b/yarn.lock
index 6354ee3..16b16b2 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -687,10 +687,10 @@ class-utils@^0.3.5:
     isobject "^3.0.0"
     static-extend "^0.1.1"
 
-clean-css@^5.3.0:
-  version "5.3.0"
-  resolved "https://registry.yarnpkg.com/clean-css/-/clean-css-5.3.0.tgz#ad3d8238d5f3549e83d5f87205189494bc7cbb59"
-  integrity sha512-YYuuxv4H/iNb1Z/5IbMRoxgrzjWGhOEFfd+groZ5dMCVkpENiMZmwspdrzBo9286JjM1gZJPAyL7ZIdzuvu2AQ==
+clean-css@^5.3.1:
+  version "5.3.1"
+  resolved "https://registry.yarnpkg.com/clean-css/-/clean-css-5.3.1.tgz#d0610b0b90d125196a2894d35366f734e5d7aa32"
+  integrity sha512-lCr8OHhiWCTw4v8POJovCoh4T7I9U11yVsPjMWWnnMmp9ZowCxyad1Pathle/9HjaDp+fdQKjO9fQydE6RHTZg==
   dependencies:
     source-map "~0.6.0"