diff --git a/package.json b/package.json
index 6d5ff177..58e3b940 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "finalhandler": "^1.1.1",
     "impunity": "^0.0.11",
     "mdn-polyfills": "^5.20.0",
-    "postcss": "^7.0.18",
+    "postcss": "^7.0.32",
     "postcss-css-variables": "^0.17.0",
     "postcss-flexbugs-fixes": "^4.2.1",
     "postcss-import": "^12.0.1",
diff --git a/yarn.lock b/yarn.lock
index 68f5caae..1f3e276b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1599,7 +1599,7 @@ postcss@^6.0.8:
     source-map "^0.6.1"
     supports-color "^5.4.0"
 
-postcss@^7.0.1, postcss@^7.0.18:
+postcss@^7.0.1:
   version "7.0.27"
   resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.27.tgz#cc67cdc6b0daa375105b7c424a85567345fc54d9"
   integrity sha512-WuQETPMcW9Uf1/22HWUWP9lgsIC+KEHg2kozMflKjbeUtw9ujvFX6QmIfozaErDkmLWS9WEnEdEe6Uo9/BNTdQ==
@@ -1608,7 +1608,7 @@ postcss@^7.0.1, postcss@^7.0.18:
     source-map "^0.6.1"
     supports-color "^6.1.0"
 
-postcss@^7.0.2, postcss@^7.0.26:
+postcss@^7.0.2, postcss@^7.0.26, postcss@^7.0.32:
   version "7.0.32"
   resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.32.tgz#4310d6ee347053da3433db2be492883d62cec59d"
   integrity sha512-03eXong5NLnNCD05xscnGKGDZ98CyzoqPSMjOe6SuoQY7Z2hIj0Ld1g/O/UQRuOle2aRtiIRDg9tDcTGAkLfKw==