diff --git a/package.json b/package.json
index 239dfcfb..cb9316eb 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,7 @@
 		"knockout-postbox": "0.6.1",
 		"knockout-sortable": "1.2.2",
 		"knockout.validation": "2.0.4",
-		"less": "4.2.2",
+		"less": "4.3.0",
 		"lie": "3.3.0",
 		"lightbox2": "2.11.5",
 		"moment": "2.30.1",
diff --git a/yarn.lock b/yarn.lock
index 3a4daccf..75421f88 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4117,10 +4117,10 @@ lead@^4.0.0:
   resolved "https://registry.npmjs.org/lead/-/lead-4.0.0.tgz"
   integrity sha512-DpMa59o5uGUWWjruMp71e6knmwKU3jRBBn1kjuLWN9EeIOxNeSAwvHf03WIl8g/ZMR2oSQC9ej3yeLBwdDc/pg==
 
-less@4.2.2:
-  version "4.2.2"
-  resolved "https://registry.yarnpkg.com/less/-/less-4.2.2.tgz#4b59ede113933b58ab152190edf9180fc36846d8"
-  integrity sha512-tkuLHQlvWUTeQ3doAqnHbNn8T6WX1KA8yvbKG9x4VtKtIjHsVKQZCH11zRgAfbDAXC2UNIg/K9BYAAcEzUIrNg==
+less@4.3.0:
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/less/-/less-4.3.0.tgz#ef0cfc260a9ca8079ed8d0e3512bda8a12c82f2a"
+  integrity sha512-X9RyH9fvemArzfdP8Pi3irr7lor2Ok4rOttDXBhlwDg+wKQsXOXgHWduAJE1EsF7JJx0w0bcO6BC6tCKKYnXKA==
   dependencies:
     copy-anything "^2.0.1"
     parse-node-version "^1.0.1"