diff --git a/package-lock.json b/package-lock.json
index ceb7861e58..f7b0f212ed 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -55,7 +55,7 @@
         "lockfile-lint": "^4.9.6",
         "nodemon": "^2.0.20",
         "npm-run-all": "^4.1.5",
-        "postcss": "^8.4.19",
+        "postcss": "^8.4.20",
         "postcss-cli": "^10.1.0",
         "rollup": "^3.7.4",
         "rollup-plugin-istanbul": "^4.0.0",
@@ -8043,9 +8043,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.4.19",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.19.tgz",
-      "integrity": "sha512-h+pbPsyhlYj6N2ozBmHhHrs9DzGmbaarbLvWipMRO7RLS+v4onj26MPFXA5OBYFxyqYhUJK456SwDcY9H2/zsA==",
+      "version": "8.4.20",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.20.tgz",
+      "integrity": "sha512-6Q04AXR1212bXr5fh03u8aAwbLxAQNGQ/Q1LNa0VfOI06ZAlhPHtQvE4OIdpj4kLThXilalPnmDSOD65DcHt+g==",
       "dev": true,
       "funding": [
         {
@@ -16485,9 +16485,9 @@
       "dev": true
     },
     "postcss": {
-      "version": "8.4.19",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.19.tgz",
-      "integrity": "sha512-h+pbPsyhlYj6N2ozBmHhHrs9DzGmbaarbLvWipMRO7RLS+v4onj26MPFXA5OBYFxyqYhUJK456SwDcY9H2/zsA==",
+      "version": "8.4.20",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.20.tgz",
+      "integrity": "sha512-6Q04AXR1212bXr5fh03u8aAwbLxAQNGQ/Q1LNa0VfOI06ZAlhPHtQvE4OIdpj4kLThXilalPnmDSOD65DcHt+g==",
       "dev": true,
       "requires": {
         "nanoid": "^3.3.4",
diff --git a/package.json b/package.json
index 04f0f2e021..6bd726416a 100644
--- a/package.json
+++ b/package.json
@@ -140,7 +140,7 @@
     "lockfile-lint": "^4.9.6",
     "nodemon": "^2.0.20",
     "npm-run-all": "^4.1.5",
-    "postcss": "^8.4.19",
+    "postcss": "^8.4.20",
     "postcss-cli": "^10.1.0",
     "rollup": "^3.7.4",
     "rollup-plugin-istanbul": "^4.0.0",