diff --git a/package-lock.json b/package-lock.json
index b7cd75a3e..435791f8d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -346,9 +346,9 @@
       "dev": true
     },
     "@types/clean-css": {
-      "version": "4.2.1",
-      "resolved": "https://registry.npmjs.org/@types/clean-css/-/clean-css-4.2.1.tgz",
-      "integrity": "sha512-A1HQhQ0hkvqqByJMgg+Wiv9p9XdoYEzuwm11SVo1mX2/4PSdhjcrUlilJQoqLscIheC51t1D5g+EFWCXZ2VTQQ==",
+      "version": "4.2.2",
+      "resolved": "https://registry.npmjs.org/@types/clean-css/-/clean-css-4.2.2.tgz",
+      "integrity": "sha512-xiTJn3bmDh1lA8c6iVJs4ZhHw+pcmxXlJQXOB6G1oULaak8rmarIeFKI4aTJ7849dEhaO612wgIualZfbxTJwA==",
       "dev": true,
       "requires": {
         "@types/node": "*"
@@ -409,9 +409,9 @@
       }
     },
     "@types/html-minifier": {
-      "version": "3.5.3",
-      "resolved": "https://registry.npmjs.org/@types/html-minifier/-/html-minifier-3.5.3.tgz",
-      "integrity": "sha512-j1P/4PcWVVCPEy5lofcHnQ6BtXz9tHGiFPWzqm7TtGuWZEfCHEP446HlkSNc9fQgNJaJZ6ewPtp2aaFla/Uerg==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/@types/html-minifier/-/html-minifier-4.0.0.tgz",
+      "integrity": "sha512-eFnGhrKmjWBlnSGNtunetE3UU2Tc/LUl92htFslSSTmpp9EKHQVcYQadCyYfnzUEFB5G/3wLWo/USQS/mEPKrA==",
       "dev": true,
       "requires": {
         "@types/clean-css": "*",
diff --git a/package.json b/package.json
index 88aac3f84..1656e55c3 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "@types/copy-webpack-plugin": "^6.0.0",
     "@types/escape-html": "1.0.0",
     "@types/event-hooks-webpack-plugin": "^2.0.0",
-    "@types/html-minifier": "^3.5.3",
+    "@types/html-minifier": "^4.0.0",
     "@types/lunr": "^2.3.3",
     "@types/mini-css-extract-plugin": "^0.9.1",
     "@types/node": "^14.0.13",