diff --git a/package.json b/package.json
index 1ae9a0b..7fd2bc7 100644
--- a/package.json
+++ b/package.json
@@ -92,7 +92,7 @@
     "history": "^4.10.1",
     "next": "^9.3.2",
     "optimize-css-assets-webpack-plugin": "^5.0.3",
-    "postcss": "^8.2.3",
+    "postcss": "^8.2.13",
     "postcss-import": "^14.0.0",
     "postcss-loader": "^4.1.0",
     "postcss-preset-env": "^6.7.0",
diff --git a/yarn.lock b/yarn.lock
index 86ff290..20fb42d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -13096,10 +13096,10 @@ postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.14, postcss@^7.0.17, postcss@^7.0.2
     source-map "^0.6.1"
     supports-color "^6.1.0"
 
-postcss@^8.1.6, postcss@^8.2.1, postcss@^8.2.3:
-  version "8.2.9"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.2.9.tgz#fd95ff37b5cee55c409b3fdd237296ab4096fba3"
-  integrity sha512-b+TmuIL4jGtCHtoLi+G/PisuIl9avxs8IZMSmlABRwNz5RLUUACrC+ws81dcomz1nRezm5YPdXiMEzBEKgYn+Q==
+postcss@^8.1.6, postcss@^8.2.1, postcss@^8.2.13:
+  version "8.2.13"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.2.13.tgz#dbe043e26e3c068e45113b1ed6375d2d37e2129f"
+  integrity sha512-FCE5xLH+hjbzRdpbRb1IMCvPv9yZx2QnDarBEYSN0N0HYk+TcXsEhwdFcFb+SRWOKzKGErhIEbBK2ogyLdTtfQ==
   dependencies:
     colorette "^1.2.2"
     nanoid "^3.1.22"