diff --git a/package-lock.json b/package-lock.json
index 342a87a4..eb8dd400 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1715,9 +1715,9 @@
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-      "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-4.1.9.tgz",
-      "integrity": "sha1-Nc7ornaHpJuYA09w3gDE7dOCYwE=",
+      "version": "4.1.11",
+      "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-4.1.11.tgz",
+      "integrity": "sha1-Ls3xRaujj1R0DybO/Q/z4D4SXWo=",
       "dev": true,
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@@ -5030,25 +5030,24 @@
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-      "resolved": "https://registry.npmjs.org/html-minifier/-/html-minifier-3.5.8.tgz",
-      "integrity": "sha512-WX7D6PB9PFq05fZ1/CyxPUuyqXed6vh2fGOM80+zJT5wAO93D/cUjLs0CcbBFjQmlwmCgRvl97RurtArIpOnkw==",
+      "version": "3.5.14",
+      "resolved": "https://registry.npmjs.org/html-minifier/-/html-minifier-3.5.14.tgz",
+      "integrity": "sha512-sZjw6zhQgyUnIlIPU+W80XpRjWjdxHtNcxjfyOskOsCTDKytcfLY04wsQY/83Yqb4ndoiD2FtauiL7Yg6uUQFQ==",
       "dev": true,
       "requires": {
         "camel-case": "3.0.0",
-        "clean-css": "4.1.9",
-        "commander": "2.12.2",
+        "clean-css": "4.1.11",
+        "commander": "2.15.1",
         "he": "1.1.1",
-        "ncname": "1.0.0",
         "param-case": "2.1.1",
         "relateurl": "0.2.7",
-        "uglify-js": "3.3.1"
+        "uglify-js": "3.3.20"
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-          "resolved": "https://registry.npmjs.org/commander/-/commander-2.12.2.tgz",
-          "integrity": "sha512-BFnaq5ZOGcDN7FlrtBT4xxkgIToalIIxwjxLWVJ8bGTpe1LroqMiqQXdA7ygc7CRvaYS+9zfPGFnJqFSayx+AA==",
+          "version": "2.15.1",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.15.1.tgz",
+          "integrity": "sha512-VlfT9F3V0v+jr4yxPc5gg9s62/fIVWsd2Bk2iD435um1NlGMYdVCq+MjcXnhYq2icNOizHr1kK+5TI6H0Hy0ag==",
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         },
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@@ -5058,12 +5057,12 @@
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-          "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.3.1.tgz",
-          "integrity": "sha512-f2JLNUrb9PAnxxNh0CwUoYEIiUUOQkdOxqDkfvrSbot4zJ7y+da1sfNqZg5tKhamfj5WDU2BAjRBEcLKRZm2SA==",
+          "version": "3.3.20",
+          "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.3.20.tgz",
+          "integrity": "sha512-WpLkWCf9sGvGZnIvBV0PNID9BATQNT/IXKAmqegfKzIPcTmTV3FP8NQpoogQkt/Y402x2sOFdaHUmqFY9IZp+g==",
           "dev": true,
           "requires": {
-            "commander": "2.12.2",
+            "commander": "2.15.1",
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@@ -7426,15 +7425,6 @@
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-      "resolved": "https://registry.npmjs.org/ncname/-/ncname-1.0.0.tgz",
-      "integrity": "sha1-W1etGLHKCShk72Kwse2BlPODtxw=",
-      "dev": true,
-      "requires": {
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@@ -10099,12 +10089,6 @@
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-      "resolved": "https://registry.npmjs.org/xml-char-classes/-/xml-char-classes-1.0.0.tgz",
-      "integrity": "sha1-ZGV4SKIP/F31g6Qq2KJ3tFErvE0=",
-      "dev": true
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       "resolved": "https://registry.npmjs.org/xml-name-validator/-/xml-name-validator-2.0.1.tgz",