diff --git a/package-lock.json b/package-lock.json
index b3c3e77dcd..e2e9c47a46 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -28,7 +28,7 @@
         "@types/topojson-specification": "^1.0.1",
         "babel-loader": "^8.2.2",
         "chaikin-smooth": "^1.0.4",
-        "clean-css-cli": "5.5.2",
+        "clean-css-cli": "5.6.0",
         "copy-webpack-plugin": "^10.0.0",
         "es-main": "^1.0.2",
         "eslint": "^8.0.1",
@@ -3163,9 +3163,9 @@
       }
     },
     "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"
@@ -3175,13 +3175,13 @@
       }
     },
     "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"
       },
@@ -12915,9 +12915,9 @@
       "dev": true
     },
     "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"
@@ -12932,13 +12932,13 @@
       }
     },
     "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 7f4b58517a..eadf0ef2d1 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
     "@types/topojson-specification": "^1.0.1",
     "babel-loader": "^8.2.2",
     "chaikin-smooth": "^1.0.4",
-    "clean-css-cli": "5.5.2",
+    "clean-css-cli": "5.6.0",
     "copy-webpack-plugin": "^10.0.0",
     "es-main": "^1.0.2",
     "eslint": "^8.0.1",