diff --git a/package-lock.json b/package-lock.json
index 7411114..78a909a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,7 +17,7 @@
         "autoprefixer": "^10.4.14",
         "cssnano": "^6.0.1",
         "gh-pages": "^5.0.0",
-        "postcss": "^8.4.24",
+        "postcss": "^8.4.31",
         "rollup": "^3.26.0",
         "rollup-plugin-livereload": "^2.0.5",
         "rollup-plugin-postcss": "^4.0.2",
@@ -1927,9 +1927,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.4.24",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.24.tgz",
-      "integrity": "sha512-M0RzbcI0sO/XJNucsGjvWU9ERWxb/ytp1w6dKtxTKgixdtQDq4rmx/g8W1hnaheq9jgwL/oyEdH5Bc4WwJKMqg==",
+      "version": "8.4.31",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.31.tgz",
+      "integrity": "sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==",
       "dev": true,
       "funding": [
         {
@@ -5397,9 +5397,9 @@
       }
     },
     "postcss": {
-      "version": "8.4.24",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.24.tgz",
-      "integrity": "sha512-M0RzbcI0sO/XJNucsGjvWU9ERWxb/ytp1w6dKtxTKgixdtQDq4rmx/g8W1hnaheq9jgwL/oyEdH5Bc4WwJKMqg==",
+      "version": "8.4.31",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.31.tgz",
+      "integrity": "sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==",
       "dev": true,
       "requires": {
         "nanoid": "^3.3.6",
diff --git a/package.json b/package.json
index afa5ad0..c86463b 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "autoprefixer": "^10.4.14",
     "cssnano": "^6.0.1",
     "gh-pages": "^5.0.0",
-    "postcss": "^8.4.24",
+    "postcss": "^8.4.31",
     "rollup": "^3.26.0",
     "rollup-plugin-livereload": "^2.0.5",
     "rollup-plugin-postcss": "^4.0.2",