diff --git a/package-lock.json b/package-lock.json
index a8a3909..d0b309e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,9 +1,60 @@
 {
   "name": "minimize",
-  "version": "2.1.0",
+  "version": "2.2.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
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+      "resolved": "https://registry.npmjs.org/@sinonjs/commons/-/commons-1.4.0.tgz",
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+          "dev": true
+        }
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+    },
+    "@sinonjs/formatio": {
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+      "resolved": "https://registry.npmjs.org/@sinonjs/formatio/-/formatio-2.0.0.tgz",
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+      "dev": true,
+      "requires": {
+        "samsam": "1.3.0"
+      }
+    },
+    "@sinonjs/samsam": {
+      "version": "3.3.2",
+      "resolved": "https://registry.npmjs.org/@sinonjs/samsam/-/samsam-3.3.2.tgz",
+      "integrity": "sha512-ILO/rR8LfAb60Y1Yfp9vxfYAASK43NFC2mLzpvLUbCQY/Qu8YwReboseu8aheCEkyElZF2L2T9mHcR2bgdvZyA==",
+      "dev": true,
+      "requires": {
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+          "dev": true
+        }
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+    },
+    "@sinonjs/text-encoding": {
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+      "resolved": "https://registry.npmjs.org/@sinonjs/text-encoding/-/text-encoding-0.7.1.tgz",
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       "integrity": "sha1-DNkKVhCT810KmSVsIrcGlDP60Rc=",
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@@ -46,6 +98,12 @@
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+      "resolved": "https://registry.npmjs.org/array-from/-/array-from-2.1.1.tgz",
+      "integrity": "sha1-z+nYwmYoudxa7MYqn12PHzUsEZU=",
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@@ -77,9 +135,9 @@
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-      "integrity": "sha1-81HTKWnTL6XXpVZxVCY9korjvR8=",
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@@ -196,9 +254,9 @@
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+      "resolved": "https://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
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-      "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
+      "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=",
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@@ -284,47 +343,41 @@
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-      "integrity": "sha1-BzxpdUbOB4DOI75KKOKT5AvDDII=",
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-          "integrity": "sha1-vSh3PiZCiBrsUVRJJCmcXNgiGFs="
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-      "resolved": "https://registry.npmjs.org/domelementtype/-/domelementtype-1.3.0.tgz",
-      "integrity": "sha1-sXrtguirWeUt2cGbF1bg/BhyBMI="
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-      "integrity": "sha1-iS5HAAqZvlW783dP/qBWHYh5wlk=",
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@@ -341,9 +394,9 @@
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-      "integrity": "sha1-blwtClYhtdra7O+AuQ7ftc13cvA="
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-        "entities": "1.1.1",
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-      "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE="
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@@ -620,11 +665,18 @@
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+          "resolved": "https://registry.npmjs.org/@sinonjs/formatio/-/formatio-3.2.1.tgz",
+          "integrity": "sha512-tsHvOB24rvyvV2+zKMmPkZ7dXX6LSLKZ7aOtXY6Edklp0uRcgGpOsQTTGTcWViFyx4uhWc6GV8QdnALbIbIdeQ==",
+          "dev": true,
+          "requires": {
+            "@sinonjs/commons": "^1",
+            "@sinonjs/samsam": "^3.1.0"
+          }
+        },
+        "lolex": {
+          "version": "4.1.0",
+          "resolved": "https://registry.npmjs.org/lolex/-/lolex-4.1.0.tgz",
+          "integrity": "sha512-BYxIEXiVq5lGIXeVHnsFzqa1TxN5acnKnPCdlZSpzm8viNEOhiigupA4vTQ9HEFQ6nLTQ9wQOgBknJgzUYQ9Aw==",
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+        }
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       "resolved": "https://registry.npmjs.org/nopt/-/nopt-3.0.6.tgz",
@@ -918,7 +1003,8 @@
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-      "integrity": "sha1-FQ4gt1ZZCtP5EJPyWk8q2L/zC6M="
+      "integrity": "sha1-FQ4gt1ZZCtP5EJPyWk8q2L/zC6M=",
+      "dev": true
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@@ -930,6 +1016,7 @@
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+      "dev": true,
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@@ -944,7 +1031,8 @@
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-      "dev": true
+      "dev": true,
+      "optional": true
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@@ -965,7 +1053,8 @@
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+      "integrity": "sha512-kKvNJn6Mm93gAczWVJg7wH+wGYWNrDHdWvpUmHyEsgCtIwwo3bqPtV4tR5tuPaUhTOo/kvhVwd8XwwOllGYkbg==",
+      "dev": true
     },
     "samsam": {
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@@ -989,19 +1078,35 @@
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-      "resolved": "https://registry.npmjs.org/sinon/-/sinon-2.4.1.tgz",
-      "integrity": "sha512-vFTrO9Wt0ECffDYIPSP/E5bBugt0UjcBQOfQUMh66xzkyPEnhl/vM2LRZi2ajuTdkH07sA6DzrM6KvdvGIH8xw==",
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/sinon/-/sinon-4.5.0.tgz",
+      "integrity": "sha512-trdx+mB0VBBgoYucy6a9L7/jfQOmvGeaKZT4OOJ+lPAtI8623xyGr8wLiE4eojzBS8G9yXbhx42GHUOVLr4X2w==",
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-        "formatio": "1.2.0",
-        "lolex": "1.6.0",
-        "native-promise-only": "0.8.1",
-        "path-to-regexp": "1.7.0",
-        "samsam": "1.3.0",
-        "text-encoding": "0.6.4",
-        "type-detect": "4.0.7"
+        "@sinonjs/formatio": "^2.0.0",
+        "diff": "^3.1.0",
+        "lodash.get": "^4.4.2",
+        "lolex": "^2.2.0",
+        "nise": "^1.2.0",
+        "supports-color": "^5.1.0",
+        "type-detect": "^4.0.5"
+      },
+      "dependencies": {
+        "has-flag": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz",
+          "integrity": "sha1-tdRU3CGZriJWmfNGfloH87lVuv0=",
+          "dev": true
+        },
+        "supports-color": {
+          "version": "5.5.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
+          "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
+          "dev": true,
+          "requires": {
+            "has-flag": "^3.0.0"
+          }
+        }
       }
     },
     "sinon-chai": {
@@ -1040,6 +1145,7 @@
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+      "dev": true,
       "requires": {
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       }
@@ -1053,12 +1159,6 @@
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-    "text-encoding": {
-      "version": "0.6.4",
-      "resolved": "https://registry.npmjs.org/text-encoding/-/text-encoding-0.6.4.tgz",
-      "integrity": "sha1-45mpgiV6J22uQou5KEXLcb3CbRk=",
-      "dev": true
-    },
     "text-hex": {
       "version": "0.0.0",
       "resolved": "https://registry.npmjs.org/text-hex/-/text-hex-0.0.0.tgz",
@@ -1125,7 +1225,8 @@
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       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
+      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
+      "dev": true
     },
     "uuid": {
       "version": "3.2.1",
diff --git a/package.json b/package.json
index 0929754..82ef842 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "cli-color": "^1.2.0",
     "diagnostics": "^1.1.0",
     "emits": "^3.0.0",
-    "htmlparser2": "^3.9.2",
+    "htmlparser2": "^4.0.0",
     "uuid": "^3.0.0"
   },
   "devDependencies": {