diff --git a/package.json b/package.json
index b381f099c719..ec5708285c8b 100644
--- a/package.json
+++ b/package.json
@@ -75,7 +75,7 @@
     "postcss-media-query-parser": "0.2.3",
     "postcss-scss": "2.1.1",
     "postcss-selector-parser": "2.2.3",
-    "postcss-values-parser": "2.0.1",
+    "postcss-values-parser": "4.0.0",
     "regexp-util": "1.2.2",
     "remark-footnotes": "2.0.0",
     "remark-math": "3.0.1",
diff --git a/yarn.lock b/yarn.lock
index a75a8ec660cc..bce07118155f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2363,7 +2363,7 @@ color-name@1.1.3:
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.3.tgz#a7d0558bd89c42f795dd42328f740831ca53bc25"
   integrity sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=
 
-color-name@~1.1.4:
+color-name@^1.1.4, color-name@~1.1.4:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.4.tgz#c2a09a87acbde69543de6f63fa3995c826c536a2"
   integrity sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==
@@ -3992,6 +3992,11 @@ is-typedarray@^1.0.0:
   resolved "https://registry.yarnpkg.com/is-typedarray/-/is-typedarray-1.0.0.tgz#e479c80858df0c1b11ddda6940f96011fcda4a9a"
   integrity sha1-5HnICFjfDBsR3dppQPlgEfzaSpo=
 
+is-url-superb@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/is-url-superb/-/is-url-superb-4.0.0.tgz#b54d1d2499bb16792748ac967aa3ecb41a33a8c2"
+  integrity sha512-GI+WjezhPPcbM+tqE9LnmsY5qqjwHzTvjJ36wxYX5ujNXefSUJ/T17r5bqDV8yLhcgB59KTPNOc9O9cmHTPWsA==
+
 is-weakref@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/is-weakref/-/is-weakref-1.0.2.tgz#9529f383a9338205e89765e0392efc2f100f06f2"
@@ -5477,16 +5482,16 @@ postcss-selector-parser@2.2.3:
     indexes-of "^1.0.1"
     uniq "^1.0.1"
 
-postcss-values-parser@2.0.1:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/postcss-values-parser/-/postcss-values-parser-2.0.1.tgz#da8b472d901da1e205b47bdc98637b9e9e550e5f"
-  integrity sha512-2tLuBsA6P4rYTNKCXYG/71C7j1pU6pK503suYOmn4xYrQIzW+opD+7FAFNuGSdZC/3Qfy334QbeMu7MEb8gOxg==
+postcss-values-parser@4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/postcss-values-parser/-/postcss-values-parser-4.0.0.tgz#3b4625e649279613f52842f1c81f2064321beec7"
+  integrity sha512-R9x2D87FcbhwXUmoCXJR85M1BLII5suXRuXibGYyBJ7lVDEpRIdKZh4+8q5S+/+A4m0IoG1U5tFw39asyhX/Hw==
   dependencies:
-    flatten "^1.0.2"
-    indexes-of "^1.0.1"
-    uniq "^1.0.1"
+    color-name "^1.1.4"
+    is-url-superb "^4.0.0"
+    postcss "^7.0.5"
 
-postcss@^7.0.14, postcss@^7.0.6:
+postcss@^7.0.14, postcss@^7.0.5, postcss@^7.0.6:
   version "7.0.39"
   resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.39.tgz#9624375d965630e2e1f2c02a935c82a59cb48309"
   integrity sha512-yioayjNbHn6z1/Bywyb2Y4s3yvDAeXGOyxqD+LnVOinq6Mdmd++SW2wUNVzavyyHxd6+DxzWGIuosg6P1Rj8uA==