diff --git a/packages/cssstats/package.json b/packages/cssstats/package.json
index ac02447..4180b38 100644
--- a/packages/cssstats/package.json
+++ b/packages/cssstats/package.json
@@ -27,7 +27,7 @@
     "is-present": "^1.0.0",
     "is-vendor-prefixed": "^4.0.0",
     "lodash": "^4.17.20",
-    "postcss": "^8.1.4",
+    "postcss": "^8.5.16",
     "postcss-custom-properties": "^12.1.6",
     "postcss-safe-parser": "^5.0.2",
     "specificity": "^0.4.1"
diff --git a/yarn.lock b/yarn.lock
index e9be670..ff52e79 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -11609,6 +11609,11 @@ nanoid@^3.1.20:
   resolved "https://registry.npmjs.org/nanoid/-/nanoid-3.1.20.tgz"
   integrity sha512-a1cQNyczgKbLX9jwbS/+d7W8fX/RfgYR7lVWwWOGIPNgK2m0MWvrGF6/m4kk6U3QcFMnZf3RIhL0v2Jgh/0Uxw==
 
+nanoid@^3.3.12:
+  version "3.3.15"
+  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.3.15.tgz#36c490fad8c6e86c824c940dfdde999b69ed4316"
+  integrity sha512-y7Wygv/7mEOvxTuEQDB8StXdMRBWf1kR/tlhAzBRUFkB2jfcLOAxO/SHmOO2zgz1pVgK29/kyupn059/bCHdjA==
+
 nanomatch@^1.2.9:
   version "1.2.13"
   resolved "https://registry.npmjs.org/nanomatch/-/nanomatch-1.2.13.tgz"
@@ -12770,6 +12775,11 @@ physical-cpu-count@^2.0.0:
   resolved "https://registry.npmjs.org/physical-cpu-count/-/physical-cpu-count-2.0.0.tgz"
   integrity sha1-GN4vl+S/epVRrXURlCtUlverpmA=
 
+picocolors@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-1.1.1.tgz#3d321af3eab939b083c8f929a1d12cda81c26b6b"
+  integrity sha512-xceH2snhtb5M9liqDsmEw56le376mTZkEX/jEb/RxNFyegNul7eNslCXP9FDj/Lcu0X8KEyMceP2ntpaHrDEVA==
+
 picomatch@^2.0.4, picomatch@^2.0.5, picomatch@^2.2.1, picomatch@^2.2.2:
   version "2.2.2"
   resolved "https://registry.npmjs.org/picomatch/-/picomatch-2.2.2.tgz"
@@ -13245,7 +13255,7 @@ postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.26, postcss@^7.0.32, postcss@^7.0.5
     source-map "^0.6.1"
     supports-color "^6.1.0"
 
-postcss@^8.1.0, postcss@^8.1.4:
+postcss@^8.1.0:
   version "8.2.6"
   resolved "https://registry.npmjs.org/postcss/-/postcss-8.2.6.tgz"
   integrity sha512-xpB8qYxgPuly166AGlpRjUdEYtmOWx2iCwGmrv4vqZL9YPVviDVPZPRXxnXr6xPZOdxQ9lp3ZBFCRgWJ7LE3Sg==
@@ -13254,6 +13264,15 @@ postcss@^8.1.0, postcss@^8.1.4:
     nanoid "^3.1.20"
     source-map "^0.6.1"
 
+postcss@^8.5.16:
+  version "8.5.16"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.16.tgz#1230ce0b5df354c24c0ea45f99ce5f6a88279d28"
+  integrity sha512-vuwillviilfKZsg0VGj5R/YwwcHx4SLsIOI/7K6mQkWx+l5cUHTjj5g0AasTBcyXsbfTgrwsUNmVUb5xVwyPwg==
+  dependencies:
+    nanoid "^3.3.12"
+    picocolors "^1.1.1"
+    source-map-js "^1.2.1"
+
 prelude-ls@~1.1.2:
   version "1.1.2"
   resolved "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.1.2.tgz"
@@ -15095,6 +15114,11 @@ source-list-map@^2.0.0:
   resolved "https://registry.npmjs.org/source-list-map/-/source-list-map-2.0.1.tgz"
   integrity sha512-qnQ7gVMxGNxsiL4lEuJwe/To8UnK7fAnmbGEEH8RpLouuKbeEm0lhbQVFIrNSuB+G7tVrAlVsZgETT5nljf+Iw==
 
+source-map-js@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.2.1.tgz#1ce5650fddd87abc099eda37dcff024c2667ae46"
+  integrity sha512-UXWMKhLOwVKb728IUtQPXxfYU+usdybtUrK/8uGE8CQMvrhOpwvzDBwj0QhSL7MQc7vIsISBG8VQ8+IDQxpfQA==
+
 source-map-resolve@^0.5.0:
   version "0.5.2"
   resolved "https://registry.npmjs.org/source-map-resolve/-/source-map-resolve-0.5.2.tgz"