diff --git a/package-lock.json b/package-lock.json
index be859555..8e49ac15 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -27,7 +27,7 @@
         "eslint-plugin-prettier": "4.2.1",
         "eslint-plugin-react": "7.31.1",
         "npm-run-all": "4.1.5",
-        "postcss": "8.4.19",
+        "postcss": "8.4.20",
         "prettier": "2.8.1",
         "serve": "14.1.2",
         "ts-jest": "28.0.8",
@@ -7088,9 +7088,9 @@
       }
     },
     "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==",
       "funding": [
         {
           "type": "opencollective",
@@ -14374,9 +14374,9 @@
       }
     },
     "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==",
       "requires": {
         "nanoid": "^3.3.4",
         "picocolors": "^1.0.0",
diff --git a/package.json b/package.json
index bd5476fb..f1463836 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "eslint-plugin-prettier": "4.2.1",
     "eslint-plugin-react": "7.31.1",
     "npm-run-all": "4.1.5",
-    "postcss": "8.4.19",
+    "postcss": "8.4.20",
     "prettier": "2.8.1",
     "serve": "14.1.2",
     "ts-jest": "28.0.8",