diff --git a/package-lock.json b/package-lock.json
index be7a53192..e8fbbd367 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3623,22 +3623,22 @@
       }
     },
     "clean-css": {
-      "version": "5.2.2",
-      "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-5.2.2.tgz",
-      "integrity": "sha512-/eR8ru5zyxKzpBLv9YZvMXgTSSQn7AdkMItMYynsFgGwTveCRVam9IUPFloE85B4vAIj05IuKmmEoV7/AQjT0w==",
+      "version": "5.2.4",
+      "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-5.2.4.tgz",
+      "integrity": "sha512-nKseG8wCzEuji/4yrgM/5cthL9oTDc5UOQyFMvW/Q53oP6gLH690o1NbuTh6Y18nujr7BxlsFuS7gXLnLzKJGg==",
       "dev": true,
       "requires": {
         "source-map": "~0.6.0"
       }
     },
     "clean-css-cli": {
-      "version": "5.5.0",
-      "resolved": "https://registry.npmjs.org/clean-css-cli/-/clean-css-cli-5.5.0.tgz",
-      "integrity": "sha512-Vr9t8o59YaPcRw/4hyJjEh4zU/BlOtlJJ8465El6QMYWbkf5nN1mhAljX6FIb0bfpkGlYNFKPCyTz7oFCHOblQ==",
+      "version": "5.5.2",
+      "resolved": "https://registry.npmjs.org/clean-css-cli/-/clean-css-cli-5.5.2.tgz",
+      "integrity": "sha512-4y5FD+ayRz7IWqZRCCMvFxNUhluc1Yv8mNPmrHbrm2NjKsv9uaQZedZKN4L+QMkTqANL1RfOwhpe22neDEgEMA==",
       "dev": true,
       "requires": {
         "chokidar": "^3.5.2",
-        "clean-css": "^5.2.2",
+        "clean-css": "^5.2.4",
         "commander": "7.x",
         "glob": "^7.1.6"
       },
diff --git a/package.json b/package.json
index 5ad963bf4..a24bfe7f6 100644
--- a/package.json
+++ b/package.json
@@ -133,7 +133,7 @@
     "autoprefixer": "^10.4.2",
     "browser-sync": "^2.27.7",
     "bundlewatch": "^0.3.3",
-    "clean-css-cli": "^5.5.0",
+    "clean-css-cli": "^5.5.2",
     "concurrently": "^7.0.0",
     "eslint": "^8.8.0",
     "eslint-config-xo": "^0.39.0",