diff --git a/CHANGELOG.md b/CHANGELOG.md
index 07f812c..76d8245 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,6 +18,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * CSS: Increase minimum peer dependency of `stylelint` from 13 to 14.
 * CSS: Increase minimum peer dependency of `@wordpress/stylelint-config` from 19 to 20.
 
+### Fixed
+* CSS: Correctly set rules for `function-url-quotes` and `at-rule-no-unknown`.
+
 ## [2.2.0] - 2021-07-15
 
 ### Changed
diff --git a/packages/stylelint-config/index.js b/packages/stylelint-config/index.js
index 638d924..4d50d0e 100644
--- a/packages/stylelint-config/index.js
+++ b/packages/stylelint-config/index.js
@@ -37,13 +37,13 @@ module.exports = {
 					'Selector should use lowercase and hyphens to separate words or in BEM style: block-name__elem-name--mod-name (selector-class-pattern)',
 			},
 		],
+		'function-url-quotes': [
+			'always',
+			{
+				except: [ 'empty' ],
+			},
+		],
+		// At-rules used by postcss-mixins.
+		'at-rule-no-unknown': [ true, { ignoreAtRules: [ 'define-mixin', 'mixin' ] } ],
 	},
-	'function-url-quotes': [
-		'always',
-		{
-			except: [ 'empty' ],
-		},
-	],
-	// At-rules used by postcss-mixins.
-	'at-rule-no-unknown': [ true, { ignoreAtRules: [ 'define-mixin', 'mixin' ] } ],
 };