diff --git a/client/package-lock.json b/client/package-lock.json
index df0ea21..cfddd6a 100644
--- a/client/package-lock.json
+++ b/client/package-lock.json
@@ -33,7 +33,7 @@
                 "eslint": "^8.21.0",
                 "eslint-config-next": "^12.1.5",
                 "eslint-config-prettier": "^8.5.0",
-                "postcss": "^8.4.12",
+                "postcss": "^8.4.21",
                 "postcss-focus": "^5.0.1",
                 "prettier": "^2.7.1",
                 "typescript": "^4.7.4"
@@ -5396,9 +5396,9 @@
             }
         },
         "node_modules/postcss": {
-            "version": "8.4.14",
-            "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.14.tgz",
-            "integrity": "sha512-E398TUmfAYFPBSdzgeieK2Y1+1cpdxJx8yXbK/m57nRhKSmk1GB2tO4lbLBtlkfPQTDKfe4Xqv1ASWPpayPEig==",
+            "version": "8.4.21",
+            "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.21.tgz",
+            "integrity": "sha512-tP7u/Sn/dVxK2NnruI4H9BG+x+Wxz6oeZ1cJ8P6G/PZY0IKk4k/63TDsQf2kQq3+qoJeLm2kIBUNlZe3zgb4Zg==",
             "dev": true,
             "funding": [
                 {
@@ -10513,9 +10513,9 @@
             "integrity": "sha512-JU3teHTNjmE2VCGFzuY8EXzCDVwEqB2a8fsIvwaStHhAWJEeVd1o1QD80CU6+ZdEXXSLbSsuLwJjkCBWqRQUVA=="
         },
         "postcss": {
-            "version": "8.4.14",
-            "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.14.tgz",
-            "integrity": "sha512-E398TUmfAYFPBSdzgeieK2Y1+1cpdxJx8yXbK/m57nRhKSmk1GB2tO4lbLBtlkfPQTDKfe4Xqv1ASWPpayPEig==",
+            "version": "8.4.21",
+            "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.21.tgz",
+            "integrity": "sha512-tP7u/Sn/dVxK2NnruI4H9BG+x+Wxz6oeZ1cJ8P6G/PZY0IKk4k/63TDsQf2kQq3+qoJeLm2kIBUNlZe3zgb4Zg==",
             "dev": true,
             "requires": {
                 "nanoid": "^3.3.4",
diff --git a/client/package.json b/client/package.json
index a9bacdb..6014b4e 100644
--- a/client/package.json
+++ b/client/package.json
@@ -34,7 +34,7 @@
         "eslint": "^8.21.0",
         "eslint-config-next": "^12.1.5",
         "eslint-config-prettier": "^8.5.0",
-        "postcss": "^8.4.12",
+        "postcss": "^8.4.21",
         "postcss-focus": "^5.0.1",
         "prettier": "^2.7.1",
         "typescript": "^4.7.4"