diff --git a/package-lock.json b/package-lock.json
index 8887451481b9624d661e034a7cea88e93b0bfef7..f0c02cd031f9ce7652b5ac3819bba352488934d7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1921,6 +1921,15 @@
         }
       }
     },
+    "copy-anything": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/copy-anything/-/copy-anything-2.0.3.tgz",
+      "integrity": "sha512-GK6QUtisv4fNS+XcI7shX0Gx9ORg7QqIznyfho79JTnX1XhLiyZHfftvGiziqzRiEi/Bjhgpi+D2o7HxJFPnDQ==",
+      "dev": true,
+      "requires": {
+        "is-what": "^3.12.0"
+      }
+    },
     "copy-descriptor": {
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/copy-descriptor/-/copy-descriptor-0.1.1.tgz",
@@ -2661,9 +2670,9 @@
       "dev": true
     },
     "errno": {
-      "version": "0.1.7",
-      "resolved": "https://registry.npmjs.org/errno/-/errno-0.1.7.tgz",
-      "integrity": "sha512-MfrRBDWzIWifgq6tJj60gkAwtLNb6sQPlcFrSOflcP1aFmmruKQ2wRnze/8V6kgyz7H3FF8Npzv78mZ7XLLflg==",
+      "version": "0.1.8",
+      "resolved": "https://registry.npmjs.org/errno/-/errno-0.1.8.tgz",
+      "integrity": "sha512-dJ6oBr5SQ1VSd9qkk7ByRgb/1SH4JZjCHSW/mr63/QcXO9zLVxvJ6Oy13nio03rxpSnVDDjFor75SjVeZWPW/A==",
       "dev": true,
       "optional": true,
       "requires": {
@@ -4324,6 +4333,12 @@
       "integrity": "sha512-ITvGim8FhRiYe4IQ5uHSkj7pVaPDrCTkNd3yq3cV7iZAcJdHTUMPMEHcqSOy9xZ9qFenQCvi+2wjH9a1nXqHww==",
       "dev": true
     },
+    "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==",
+      "dev": true
+    },
     "is-windows": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/is-windows/-/is-windows-1.0.2.tgz",
@@ -4552,11 +4567,12 @@
       "dev": true
     },
     "less": {
-      "version": "3.12.2",
-      "resolved": "https://registry.npmjs.org/less/-/less-3.12.2.tgz",
-      "integrity": "sha512-+1V2PCMFkL+OIj2/HrtrvZw0BC0sYLMICJfbQjuj/K8CEnlrFX6R5cKKgzzttsZDHyxQNL1jqMREjKN3ja/E3Q==",
+      "version": "3.13.1",
+      "resolved": "https://registry.npmjs.org/less/-/less-3.13.1.tgz",
+      "integrity": "sha512-SwA1aQXGUvp+P5XdZslUOhhLnClSLIjWvJhmd+Vgib5BFIr9lMNlQwmwUNOjXThF/A0x+MCYYPeWEfeWiLRnTw==",
       "dev": true,
       "requires": {
+        "copy-anything": "^2.0.1",
         "errno": "^0.1.1",
         "graceful-fs": "^4.1.2",
         "image-size": "~0.5.0",
diff --git a/package.json b/package.json
index cb3096ff8f291733a5b8548e0ada3d774f878494..4c6fc4979ce93ef743e7b9fe8da4d4dac138e226 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "devDependencies": {
-    "less": "^3.10.3",
+    "less": "^3.13.1",
     "parcel-bundler": "^1.12.4",
     "parcel-plugin-wasm.rs": "^1.2.15",
     "pug": "^3.0.2",