diff --git a/package-lock.json b/package-lock.json
index 9f5d4ac..52b1e8e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "dependencies": {
         "@astrojs/sitemap": "^3.7.2",
         "astro": "^5.18.1",
-        "less": "^4.5.1"
+        "less": "^4.6.4"
       }
     },
     "node_modules/@astrojs/compiler": {
@@ -2391,11 +2391,15 @@
       "license": "MIT"
     },
     "node_modules/copy-anything": {
-      "version": "2.0.6",
-      "resolved": "https://registry.npmjs.org/copy-anything/-/copy-anything-2.0.6.tgz",
-      "integrity": "sha512-1j20GZTsvKNkc4BY3NpMOM8tt///wY3FpIzozTOFO2ffuZcV61nojHXVKIy3WM+7ADCy5FVhdZYHYDdgTU0yJw==",
+      "version": "3.0.5",
+      "resolved": "https://registry.npmjs.org/copy-anything/-/copy-anything-3.0.5.tgz",
+      "integrity": "sha512-yCEafptTtb4bk7GLEQoM8KVJpxAfdBJYaXyzQEgQQQgYrZiDp8SJmGKlYza6CYjEDNstAdNdKA3UuoULlEbS6w==",
+      "license": "MIT",
       "dependencies": {
-        "is-what": "^3.14.1"
+        "is-what": "^4.1.8"
+      },
+      "engines": {
+        "node": ">=12.13"
       },
       "funding": {
         "url": "https://github.com/sponsors/mesqueeb"
@@ -3188,9 +3192,16 @@
       }
     },
     "node_modules/is-what": {
-      "version": "3.14.1",
-      "resolved": "https://registry.npmjs.org/is-what/-/is-what-3.14.1.tgz",
-      "integrity": "sha512-sNxgpk9793nzSs7bA6JQJGeIuRBQhAaNGG77kzYQgMkrID+lS6SlK07K5LaptscDlSaIgH+GPFzf+d75FVxozA=="
+      "version": "4.1.16",
+      "resolved": "https://registry.npmjs.org/is-what/-/is-what-4.1.16.tgz",
+      "integrity": "sha512-ZhMwEosbFJkA0YhFnNDgTM4ZxDRsS6HqTo7qsZM08fehyRYIYa0yHu5R6mgo1n/8MgaPBXiPimPD77baVFYg+A==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=12.13"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/mesqueeb"
+      }
     },
     "node_modules/is-wsl": {
       "version": "3.1.0",
@@ -3220,21 +3231,19 @@
       }
     },
     "node_modules/less": {
-      "version": "4.5.1",
-      "resolved": "https://registry.npmjs.org/less/-/less-4.5.1.tgz",
-      "integrity": "sha512-UKgI3/KON4u6ngSsnDADsUERqhZknsVZbnuzlRZXLQCmfC/MDld42fTydUE9B+Mla1AL6SJ/Pp6SlEFi/AVGfw==",
-      "hasInstallScript": true,
+      "version": "4.6.4",
+      "resolved": "https://registry.npmjs.org/less/-/less-4.6.4.tgz",
+      "integrity": "sha512-OJmO5+HxZLLw0RLzkqaNHzcgEAQG7C0y3aMbwtCzIUFZsLMNNq/1IdAdHEycQ58CwUO3jPTHmoN+tE5I7FQxNg==",
       "license": "Apache-2.0",
       "dependencies": {
-        "copy-anything": "^2.0.1",
-        "parse-node-version": "^1.0.1",
-        "tslib": "^2.3.0"
+        "copy-anything": "^3.0.5",
+        "parse-node-version": "^1.0.1"
       },
       "bin": {
         "lessc": "bin/lessc"
       },
       "engines": {
-        "node": ">=14"
+        "node": ">=18"
       },
       "optionalDependencies": {
         "errno": "^0.1.1",
@@ -5048,7 +5057,8 @@
       "version": "2.8.1",
       "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.8.1.tgz",
       "integrity": "sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w==",
-      "license": "0BSD"
+      "license": "0BSD",
+      "optional": true
     },
     "node_modules/type-fest": {
       "version": "4.26.1",
diff --git a/package.json b/package.json
index e0b184d..09a9b38 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,6 @@
   "dependencies": {
     "@astrojs/sitemap": "^3.7.2",
     "astro": "^5.18.1",
-    "less": "^4.5.1"
+    "less": "^4.6.4"
   }
 }