diff --git a/package-lock.json b/package-lock.json
index 6306e82d8b..afc3de0fb1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -92,7 +92,7 @@
         "html-loader": "4.2.0",
         "html-webpack-plugin": "5.5.0",
         "mini-css-extract-plugin": "2.6.1",
-        "postcss": "8.4.17",
+        "postcss": "8.4.18",
         "postcss-loader": "7.0.1",
         "postcss-preset-env": "7.8.2",
         "postcss-scss": "4.0.5",
@@ -10873,9 +10873,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.4.17",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.17.tgz",
-      "integrity": "sha512-UNxNOLQydcOFi41yHNMcKRZ39NeXlr8AxGuZJsdub8vIb12fHzcq37DTU/QtbI6WLxNg2gF9Z+8qtRwTj1UI1Q==",
+      "version": "8.4.18",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.18.tgz",
+      "integrity": "sha512-Wi8mWhncLJm11GATDaQKobXSNEYGUHeQLiQqDFG1qQ5UTDPTEvKw0Xt5NsTpktGTwLps3ByrWsBrG0rB8YQ9oA==",
       "dev": true,
       "funding": [
         {
@@ -26756,9 +26756,9 @@
       "dev": true
     },
     "postcss": {
-      "version": "8.4.17",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.17.tgz",
-      "integrity": "sha512-UNxNOLQydcOFi41yHNMcKRZ39NeXlr8AxGuZJsdub8vIb12fHzcq37DTU/QtbI6WLxNg2gF9Z+8qtRwTj1UI1Q==",
+      "version": "8.4.18",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.18.tgz",
+      "integrity": "sha512-Wi8mWhncLJm11GATDaQKobXSNEYGUHeQLiQqDFG1qQ5UTDPTEvKw0Xt5NsTpktGTwLps3ByrWsBrG0rB8YQ9oA==",
       "dev": true,
       "requires": {
         "nanoid": "^3.3.4",
diff --git a/package.json b/package.json
index b7dc640bbe..42176de0fc 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "html-loader": "4.2.0",
     "html-webpack-plugin": "5.5.0",
     "mini-css-extract-plugin": "2.6.1",
-    "postcss": "8.4.17",
+    "postcss": "8.4.18",
     "postcss-loader": "7.0.1",
     "postcss-preset-env": "7.8.2",
     "postcss-scss": "4.0.5",