diff --git a/package.json b/package.json
index fe373baa..0304d2c1 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "@types/testing-library__jest-dom": "^5.9.1",
     "aria-query": "^5.0.0",
     "chalk": "^3.0.0",
-    "css": "^3.0.0",
+    "@adobe/css-tools": "^4.0.1",
     "css.escape": "^1.5.1",
     "dom-accessibility-api": "^0.5.6",
     "lodash": "^4.17.15",
diff --git a/src/utils.js b/src/utils.js
index 2f07fb8e..cdbb1088 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -1,6 +1,6 @@
 import redent from 'redent'
-import cssParse from 'css/lib/parse'
 import isEqual from 'lodash/isEqual'
+import {parse} from '@adobe/css-tools'
 
 class GenericTypeError extends Error {
   constructor(expectedString, received, matcherFn, context) {
@@ -100,7 +100,7 @@ class InvalidCSSError extends Error {
 }
 
 function parseCSS(css, ...args) {
-  const ast = cssParse(`selector { ${css} }`, {silent: true}).stylesheet
+  const ast = parse(`selector { ${css} }`, {silent: true}).stylesheet
 
   if (ast.parsingErrors && ast.parsingErrors.length > 0) {
     const {reason, line} = ast.parsingErrors[0]