diff --git a/package-lock.json b/package-lock.json
index 098335c..06b3b4a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,7 +20,7 @@
         "eslint": "^8.30.0",
         "eslint-config-prettier": "^8.5.0",
         "eslint-plugin-svelte3": "^4.0.0",
-        "postcss": "^8.4.20",
+        "postcss": "^8.4.21",
         "prettier": "^2.8.1",
         "prettier-plugin-svelte": "^2.9.0",
         "svelte": "^3.55.0",
@@ -2742,9 +2742,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.4.20",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.20.tgz",
-      "integrity": "sha512-6Q04AXR1212bXr5fh03u8aAwbLxAQNGQ/Q1LNa0VfOI06ZAlhPHtQvE4OIdpj4kLThXilalPnmDSOD65DcHt+g==",
+      "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==",
       "funding": [
         {
           "type": "opencollective",
@@ -5683,9 +5683,9 @@
       "dev": true
     },
     "postcss": {
-      "version": "8.4.20",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.20.tgz",
-      "integrity": "sha512-6Q04AXR1212bXr5fh03u8aAwbLxAQNGQ/Q1LNa0VfOI06ZAlhPHtQvE4OIdpj4kLThXilalPnmDSOD65DcHt+g==",
+      "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==",
       "requires": {
         "nanoid": "^3.3.4",
         "picocolors": "^1.0.0",
diff --git a/package.json b/package.json
index 1588d82..0f5268e 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "eslint": "^8.30.0",
     "eslint-config-prettier": "^8.5.0",
     "eslint-plugin-svelte3": "^4.0.0",
-    "postcss": "^8.4.20",
+    "postcss": "^8.4.21",
     "prettier": "^2.8.1",
     "prettier-plugin-svelte": "^2.9.0",
     "svelte": "^3.55.0",