diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index c3f14639..41ea87d7 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.2.0"
+  ".": "1.2.1"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9992f26f..f4ca300f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## [1.2.1](https://github.com/eslint/css/compare/css-v1.2.0...css-v1.2.1) (2026-05-04)
+
+
+### Bug Fixes
+
+* update baseline data ([#440](https://github.com/eslint/css/issues/440)) ([7615d2d](https://github.com/eslint/css/commit/7615d2d4eba312fc8c2beeb222ed540b34b00283))
+* update dependency @eslint/css-tree to ^4.0.3 ([#437](https://github.com/eslint/css/issues/437)) ([61575c2](https://github.com/eslint/css/commit/61575c2a603bae1a724dc4101e6c0ea6805979f0))
+
 ## [1.2.0](https://github.com/eslint/css/compare/css-v1.1.0...css-v1.2.0) (2026-04-30)
 
 
diff --git a/jsr.json b/jsr.json
index 08de6d9e..19c65e1c 100644
--- a/jsr.json
+++ b/jsr.json
@@ -1,6 +1,6 @@
 {
   "name": "@eslint/css",
-  "version": "1.2.0",
+  "version": "1.2.1",
   "exports": {
     ".": "./dist/index.js"
   },
diff --git a/package.json b/package.json
index f582ca8c..37414ba0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@eslint/css",
-  "version": "1.2.0",
+  "version": "1.2.1",
   "description": "CSS linting plugin for ESLint",
   "author": "Nicholas C. Zakas",
   "type": "module",
diff --git a/src/index.js b/src/index.js
index c07a63e3..e6cdfd97 100644
--- a/src/index.js
+++ b/src/index.js
@@ -19,7 +19,7 @@ import rules from "./build/rules.js";
 const plugin = {
 	meta: {
 		name: "@eslint/css",
-		version: "1.2.0", // x-release-please-version
+		version: "1.2.1", // x-release-please-version
 	},
 	languages: {
 		css: new CSSLanguage(),