diff --git a/spec/package-lock.json b/spec/package-lock.json
index 58422598ab2..1d38b2216c5 100644
--- a/spec/package-lock.json
+++ b/spec/package-lock.json
@@ -64,11 +64,14 @@
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+      "version": "0.9.0",
+      "resolved": "https://registry.npmjs.org/temp/-/temp-0.9.0.tgz",
+      "integrity": "sha512-YfUhPQCJoNQE5N+FJQcdPz63O3x3sdT4Xju69Gj4iZe0lBKOtnAMi0SLj9xKhGkcGhsxThvTJ/usxtFPo438zQ==",
       "dev": true,
       "requires": {
-        "os-tmpdir": "^1.0.0",
-        "rimraf": "~2.2.6"
+        "rimraf": "~2.6.2"
       }
     },
     "through": {
@@ -1437,9 +1488,9 @@
       "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
     },
     "walkdir": {
-      "version": "0.0.12",
-      "resolved": "https://registry.npmjs.org/walkdir/-/walkdir-0.0.12.tgz",
-      "integrity": "sha512-HFhaD4mMWPzFSqhpyDG48KDdrjfn409YQuVW7ckZYhW4sE87mYtWifdB/+73RA7+p4s4K18n5Jfx1kHthE1gBw==",
+      "version": "0.3.2",
+      "resolved": "https://registry.npmjs.org/walkdir/-/walkdir-0.3.2.tgz",
+      "integrity": "sha512-0Twghia4Z5wDGDYWURlhZmI47GvERMCsXIu0QZWVVZyW9ZjpbbZvD9Zy9M6cWiQQRRbAcYajIyKNavaZZDt1Uw==",
       "dev": true
     },
     "which": {
@@ -1500,9 +1551,9 @@
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
     "ws": {
-      "version": "5.2.2",
-      "resolved": "https://registry.npmjs.org/ws/-/ws-5.2.2.tgz",
-      "integrity": "sha512-jaHFD6PFv6UgoIVda6qZllptQsMlDEJkTQcybzzXDYM1XO9Y8em691FGMPmM46WGyLU4z9KMgQN+qrux/nhlHA==",
+      "version": "6.1.3",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-6.1.3.tgz",
+      "integrity": "sha512-tbSxiT+qJI223AP4iLfQbkbxkwdFcneYinM2+x46Gx2wgvbaOMO36czfdfVUBRTHvzAMRhDd98sA5d/BuWbQdg==",
       "dev": true,
       "requires": {
         "async-limiter": "~1.0.0"
@@ -1515,14 +1566,21 @@
       "dev": true
     },
     "xml2js": {
-      "version": "0.1.14",
-      "resolved": "https://registry.npmjs.org/xml2js/-/xml2js-0.1.14.tgz",
-      "integrity": "sha1-UnTmf1pkxfkpdM2FE54DMq3GuQw=",
+      "version": "0.4.19",
+      "resolved": "https://registry.npmjs.org/xml2js/-/xml2js-0.4.19.tgz",
+      "integrity": "sha512-esZnJZJOiJR9wWKMyuvSE1y6Dq5LCuJanqhxslH2bxM6duahNZ+HMpCLhBQGZkbX6xRf8x1Y2eJlgt2q3qo49Q==",
       "dev": true,
       "requires": {
-        "sax": ">=0.1.1"
+        "sax": ">=0.6.0",
+        "xmlbuilder": "~9.0.1"
       }
     },
+    "xmlbuilder": {
+      "version": "9.0.7",
+      "resolved": "https://registry.npmjs.org/xmlbuilder/-/xmlbuilder-9.0.7.tgz",
+      "integrity": "sha1-Ey7mPS7FVlxVfiD0wi35rKaGsQ0=",
+      "dev": true
+    },
     "xtend": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
@@ -1530,35 +1588,29 @@
       "optional": true
     },
     "y18n": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz",
-      "integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE=",
-      "dev": true
-    },
-    "yallist": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
-      "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI=",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.0.tgz",
+      "integrity": "sha512-r9S/ZyXu/Xu9q1tYlpsLIsa3EeLXXk0VwlxqTcFRfg9EhMW+17kbt9G0NrgCmhGb5vT2hyhJZLfDGx+7+5Uj/w==",
       "dev": true
     },
     "yargs": {
-      "version": "11.1.0",
-      "resolved": "http://registry.npmjs.org/yargs/-/yargs-11.1.0.tgz",
-      "integrity": "sha512-NwW69J42EsCSanF8kyn5upxvjp5ds+t3+udGBeTbFnERA+lF541DDpMawzo4z6W/QrzNM18D+BPMiOBibnFV5A==",
+      "version": "12.0.5",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-12.0.5.tgz",
+      "integrity": "sha512-Lhz8TLaYnxq/2ObqHDql8dX8CJi97oHxrjUcYtzKbbykPtVW9WB+poxI+NM2UIzsMgNCZTIf0AQwsjK5yMAqZw==",
       "dev": true,
       "requires": {
         "cliui": "^4.0.0",
-        "decamelize": "^1.1.1",
-        "find-up": "^2.1.0",
+        "decamelize": "^1.2.0",
+        "find-up": "^3.0.0",
         "get-caller-file": "^1.0.1",
-        "os-locale": "^2.0.0",
+        "os-locale": "^3.0.0",
         "require-directory": "^2.1.1",
         "require-main-filename": "^1.0.1",
         "set-blocking": "^2.0.0",
         "string-width": "^2.0.0",
         "which-module": "^2.0.0",
-        "y18n": "^3.2.1",
-        "yargs-parser": "^9.0.2"
+        "y18n": "^3.2.1 || ^4.0.0",
+        "yargs-parser": "^11.1.1"
       },
       "dependencies": {
         "ansi-regex": {
@@ -1595,12 +1647,13 @@
       }
     },
     "yargs-parser": {
-      "version": "9.0.2",
-      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-9.0.2.tgz",
-      "integrity": "sha1-nM9qQ0YP5O1Aqbto9I1DuKaMwHc=",
+      "version": "11.1.1",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-11.1.1.tgz",
+      "integrity": "sha512-C6kB/WJDiaxONLJQnF8ccx9SEeoTTLek8RVbaOIsrAUS8VrBEXfmeSnCZxygc+XC2sNMBIwOOnfcxiynjHsVSQ==",
       "dev": true,
       "requires": {
-        "camelcase": "^4.1.0"
+        "camelcase": "^5.0.0",
+        "decamelize": "^1.2.0"
       }
     }
   }
diff --git a/spec/package.json b/spec/package.json
index 49b471857e0..380eb921d29 100644
--- a/spec/package.json
+++ b/spec/package.json
@@ -7,28 +7,28 @@
     "postinstall": "node ../tools/run-if-exists.js node_modules/robotjs node-gyp rebuild"
   },
   "devDependencies": {
-    "basic-auth": "^2.0.0",
-    "bluebird": "^3.5.1",
-    "chai": "^4.1.2",
+    "basic-auth": "^2.0.1",
+    "bluebird": "^3.5.3",
+    "chai": "^4.2.0",
     "chai-as-promised": "^7.1.1",
     "coffee-script": "1.12.7",
-    "dbus-native": "^0.2.5",
+    "dbus-native": "^0.4.0",
     "dirty-chai": "^2.0.1",
     "echo": "file:fixtures/native-addon/echo",
-    "graceful-fs": "^4.1.11",
+    "graceful-fs": "^4.1.15",
     "is-valid-window": "^0.0.4",
     "mkdirp": "^0.5.1",
     "mocha": "^5.2.0",
-    "mocha-junit-reporter": "^1.17.0",
+    "mocha-junit-reporter": "^1.18.0",
     "mocha-multi-reporters": "^1.1.7",
-    "multiparty": "^4.1.4",
+    "multiparty": "^4.2.1",
     "q": "^1.5.1",
     "send": "^0.16.2",
-    "temp": "^0.8.3",
-    "walkdir": "0.0.12",
+    "temp": "^0.9.0",
+    "walkdir": "^0.3.2",
     "winreg": "^1.2.4",
-    "ws": "^5.2.0",
-    "yargs": "^11.0.0"
+    "ws": "^6.1.3",
+    "yargs": "^12.0.5"
   },
   "optionalDependencies": {
     "robotjs": "^0.5.1"