diff --git a/package-lock.json b/package-lock.json
index 644cc4d70..067f3ebe1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -79,7 +79,7 @@
         "autoprefixer": "^10.4.4",
         "browser-sync": "^2.27.9",
         "bundlewatch": "^0.3.3",
-        "clean-css-cli": "^5.5.2",
+        "clean-css-cli": "^5.6.0",
         "concurrently": "^7.0.0",
         "eslint": "^8.12.0",
         "eslint-config-xo": "^0.40.0",
@@ -3974,9 +3974,9 @@
       }
     },
     "node_modules/clean-css": {
-      "version": "5.2.4",
-      "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-5.2.4.tgz",
-      "integrity": "sha512-nKseG8wCzEuji/4yrgM/5cthL9oTDc5UOQyFMvW/Q53oP6gLH690o1NbuTh6Y18nujr7BxlsFuS7gXLnLzKJGg==",
+      "version": "5.3.0",
+      "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-5.3.0.tgz",
+      "integrity": "sha512-YYuuxv4H/iNb1Z/5IbMRoxgrzjWGhOEFfd+groZ5dMCVkpENiMZmwspdrzBo9286JjM1gZJPAyL7ZIdzuvu2AQ==",
       "dev": true,
       "dependencies": {
         "source-map": "~0.6.0"
@@ -3986,13 +3986,13 @@
       }
     },
     "node_modules/clean-css-cli": {
-      "version": "5.5.2",
-      "resolved": "https://registry.npmjs.org/clean-css-cli/-/clean-css-cli-5.5.2.tgz",
-      "integrity": "sha512-4y5FD+ayRz7IWqZRCCMvFxNUhluc1Yv8mNPmrHbrm2NjKsv9uaQZedZKN4L+QMkTqANL1RfOwhpe22neDEgEMA==",
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/clean-css-cli/-/clean-css-cli-5.6.0.tgz",
+      "integrity": "sha512-68vorNEG808D1QzeerO9AlwQVTuaR8YSK4aqwIsjJq0wDSyPH11ApHY0O+EQrdEGUZcN+d72v+Nn/gpxjAFewQ==",
       "dev": true,
       "dependencies": {
         "chokidar": "^3.5.2",
-        "clean-css": "^5.2.4",
+        "clean-css": "^5.3.0",
         "commander": "7.x",
         "glob": "^7.1.6"
       },
@@ -18097,22 +18097,22 @@
       }
     },
     "clean-css": {
-      "version": "5.2.4",
-      "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-5.2.4.tgz",
-      "integrity": "sha512-nKseG8wCzEuji/4yrgM/5cthL9oTDc5UOQyFMvW/Q53oP6gLH690o1NbuTh6Y18nujr7BxlsFuS7gXLnLzKJGg==",
+      "version": "5.3.0",
+      "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-5.3.0.tgz",
+      "integrity": "sha512-YYuuxv4H/iNb1Z/5IbMRoxgrzjWGhOEFfd+groZ5dMCVkpENiMZmwspdrzBo9286JjM1gZJPAyL7ZIdzuvu2AQ==",
       "dev": true,
       "requires": {
         "source-map": "~0.6.0"
       }
     },
     "clean-css-cli": {
-      "version": "5.5.2",
-      "resolved": "https://registry.npmjs.org/clean-css-cli/-/clean-css-cli-5.5.2.tgz",
-      "integrity": "sha512-4y5FD+ayRz7IWqZRCCMvFxNUhluc1Yv8mNPmrHbrm2NjKsv9uaQZedZKN4L+QMkTqANL1RfOwhpe22neDEgEMA==",
+      "version": "5.6.0",
+      "resolved": "https://registry.npmjs.org/clean-css-cli/-/clean-css-cli-5.6.0.tgz",
+      "integrity": "sha512-68vorNEG808D1QzeerO9AlwQVTuaR8YSK4aqwIsjJq0wDSyPH11ApHY0O+EQrdEGUZcN+d72v+Nn/gpxjAFewQ==",
       "dev": true,
       "requires": {
         "chokidar": "^3.5.2",
-        "clean-css": "^5.2.4",
+        "clean-css": "^5.3.0",
         "commander": "7.x",
         "glob": "^7.1.6"
       },
diff --git a/package.json b/package.json
index 5f5e52743..ba7584f7f 100644
--- a/package.json
+++ b/package.json
@@ -133,7 +133,7 @@
     "autoprefixer": "^10.4.4",
     "browser-sync": "^2.27.9",
     "bundlewatch": "^0.3.3",
-    "clean-css-cli": "^5.5.2",
+    "clean-css-cli": "^5.6.0",
     "concurrently": "^7.0.0",
     "eslint": "^8.12.0",
     "eslint-config-xo": "^0.40.0",