diff --git a/package-lock.json b/package-lock.json
index bdf5f7c..3f40010 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,16 +4,16 @@
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+    },
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+      "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.2.tgz",
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+      "dev": true,
+      "requires": {
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@@ -72,6 +70,12 @@
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@@ -396,6 +207,12 @@
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+      "dev": true,
+      "requires": {
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@@ -463,6 +276,22 @@
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+      "dev": true,
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-            "sigmund": "~1.0.0"
+            "minimatch": "^3.1.1",
+            "once": "^1.3.0",
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+        "ms": {
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+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
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+          "version": "0.7.4",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.7.4.tgz",
+          "integrity": "sha512-l3BikUxvPOcn5E74dZiq5BGsTb5yEwhaTSzccU6t4sDOH8NWJCstKO5QT2CvtFoK6F0saL7p9xHAqHOlCPJygA=="
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@@ -2872,10 +2578,14 @@
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-      "resolved": "https://registry.npmjs.org/to-fast-properties/-/to-fast-properties-1.0.3.tgz",
-      "integrity": "sha1-uDVx+k2MJbguIxsG46MFXeTKGkc="
+    "to-regex-range": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
+      "integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
+      "dev": true,
+      "requires": {
+        "is-number": "^7.0.0"
+      }
     },
     "tough-cookie": {
       "version": "2.4.3",
@@ -2898,11 +2608,6 @@
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-    "trim-right": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/trim-right/-/trim-right-1.0.1.tgz",
-      "integrity": "sha1-yy4SAwZ+DI3h9hQJS5/kVwTqYAM="
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@@ -2926,16 +2631,6 @@
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-      "resolved": "https://registry.npmjs.org/try-resolve/-/try-resolve-1.0.1.tgz",
-      "integrity": "sha1-z95vq9ctY+V5fPqrhzq76OcA6RI="
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-    "tryor": {
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-      "resolved": "https://registry.npmjs.org/tryor/-/tryor-0.1.2.tgz",
-      "integrity": "sha1-gUXkynyv9ArN48z5Rui4u3W0Fys="
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       "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
@@ -2957,11 +2652,6 @@
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-    "user-home": {
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-      "resolved": "https://registry.npmjs.org/user-home/-/user-home-1.1.1.tgz",
-      "integrity": "sha1-K1viOjK2Onyd640PKNSFcko98ZA="
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       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
@@ -3024,15 +2714,11 @@
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-      "resolved": "https://registry.npmjs.org/window-size/-/window-size-0.1.4.tgz",
-      "integrity": "sha1-+OGqHuWlPsW/FR/6CXQqatdpeHY="
-    },
-    "wordwrap": {
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-      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.2.tgz",
-      "integrity": "sha1-t5Zpu0LstAn4PVg8rVLKF+qhZD8="
+    "workerpool": {
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+      "resolved": "https://registry.npmjs.org/workerpool/-/workerpool-6.2.1.tgz",
+      "integrity": "sha512-ILEIE97kDZvF9Wb9f6h5aXK4swSlKGUcOEGiIYb2OOu/IrDU9iwj0fD//SsA6E5ibwJxpEvhullJY4Sl4GcpAw==",
+      "dev": true
     },
     "wrap-ansi": {
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@@ -3099,6 +2785,38 @@
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         }
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+    },
+    "yargs-unparser": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/yargs-unparser/-/yargs-unparser-2.0.0.tgz",
+      "integrity": "sha512-7pRTIA9Qc1caZ0bZ6RYRGbHJthJWuakf+WmHK0rVeLkNrrGhfoabBNdue6kdINI6r4if7ocq9aD/n7xwKOdzOA==",
+      "dev": true,
+      "requires": {
+        "camelcase": "^6.0.0",
+        "decamelize": "^4.0.0",
+        "flat": "^5.0.2",
+        "is-plain-obj": "^2.1.0"
+      },
+      "dependencies": {
+        "camelcase": {
+          "version": "6.3.0",
+          "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-6.3.0.tgz",
+          "integrity": "sha512-Gmy6FhYlCY7uOElZUSbxo2UCDH8owEk996gkbrpsgGtrJLM3J7jGxl9Ic7Qwwj4ivOE5AWZWRMecDdF7hqGjFA==",
+          "dev": true
+        },
+        "decamelize": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-4.0.0.tgz",
+          "integrity": "sha512-9iE1PgSik9HeIIw2JO94IidnE3eBoQrFJ3w7sFuzSX4DpmZ3v5sZpUiV5Swcf6mQEF+Y0ru8Neo+p+nyh2J+hQ==",
+          "dev": true
+        }
+      }
+    },
+    "yocto-queue": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/yocto-queue/-/yocto-queue-0.1.0.tgz",
+      "integrity": "sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q==",
+      "dev": true
     }
   }
 }
diff --git a/package.json b/package.json
index 68b57c2..1d0cdc4 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   "dependencies": {
     "async": "^1.4.2",
     "autoprefixer-core": "^5.2.0",
-    "babelify": "^6.4.0",
+    "babelify": "^10.0.0",
     "clean-css": "^3.3.1",
     "colors": "^1.1.2",
     "debug": "^2.2.0",
@@ -15,12 +15,12 @@
     "mkdirp": "^0.5.1",
     "node-sass": "^4.13.0",
     "postcss": "^4.1.11",
-    "stylus": "^0.52.4",
+    "stylus": "^0.59.0",
     "through": "^2.3.8"
   },
   "devDependencies": {
     "expect.js": "^0.3.1",
-    "mocha": "^2.3.3"
+    "mocha": "^10.1.0"
   },
   "keywords": [
     "browserify-transform",