diff --git a/package-lock.json b/package-lock.json
index 1e695a3..e8a8be4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6,7 +6,7 @@
     "": {
       "devDependencies": {
         "autoprefixer": "10.5.4",
-        "postcss": "8.5.20",
+        "postcss": "8.5.21",
         "postcss-cli": "11.0.1"
       }
     },
@@ -485,9 +485,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.5.20",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.20.tgz",
-      "integrity": "sha512-lW616l85ucIQL+FocMmL7pQFPqBmwejrCMg+iPxyImlrANNJG9NHq/RkyCZopDhd8C3LA03PHRJDjkbGu8vvug==",
+      "version": "8.5.21",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.5.21.tgz",
+      "integrity": "sha512-v4sDNP3fdNiWMfabO7OwOQdOX8TiQSztKyT1Wj0w+j7LDallJThJRBBBmzVGyYj0crMh7jlV4zepPkiNu9UwDQ==",
       "dev": true,
       "funding": [
         {
diff --git a/package.json b/package.json
index 17209bf..dde919a 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "devDependencies": {
     "autoprefixer": "10.5.4",
-    "postcss": "8.5.20",
+    "postcss": "8.5.21",
     "postcss-cli": "11.0.1"
   }
 }