diff --git a/package-lock.json b/package-lock.json
index e226f91..77b4ede 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,6 +10,16 @@
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@@ -253,6 +287,18 @@
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@@ -653,32 +808,63 @@
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+      "integrity": "sha512-8z49MKIHbGk3C4HtuHWDtYX8mYej1wWabjthC/RupM9ngeukU4IWoM46dgth1UOS/T4/IqgEdCDJuMe2039OQQ==",
+      "dev": true,
+      "requires": {
+        "duplexify": "^3.5.1",
+        "inherits": "^2.0.1",
+        "readable-stream": "^2.3.3",
+        "safe-buffer": "^5.1.2",
+        "ws": "^3.2.0",
+        "xtend": "^4.0.0"
+      }
+    },
     "which": {
       "version": "1.0.9",
       "resolved": "https://registry.npmjs.org/which/-/which-1.0.9.tgz",
@@ -1240,6 +1849,23 @@
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
+    "ws": {
+      "version": "3.3.3",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-3.3.3.tgz",
+      "integrity": "sha512-nnWLa/NwZSt4KQJu51MYlCcSQ5g7INpOrOMt4XV8j4dqTXdmlUmSHQ8/oLC069ckre0fRsgfvsKwbTdtKLCDkA==",
+      "dev": true,
+      "requires": {
+        "async-limiter": "~1.0.0",
+        "safe-buffer": "~5.1.0",
+        "ultron": "~1.1.0"
+      }
+    },
+    "xtend": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
+      "dev": true
+    },
     "zip-stream": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/zip-stream/-/zip-stream-2.1.2.tgz",
diff --git a/package.json b/package.json
index 5dc189b..d7b054d 100644
--- a/package.json
+++ b/package.json
@@ -10,8 +10,8 @@
   },
   "devDependencies": {
     "grunt": "~0.4.1",
-    "grunt-contrib-connect": "~0.6.0",
-    "grunt-contrib-watch": "~0.5.2",
+    "grunt-contrib-connect": "~3.0.0",
+    "grunt-contrib-watch": "~1.1.0",
     "grunt-open": "~0.2.0",
     "load-grunt-tasks": "~0.1.0",
     "time-grunt": "~0.2.1",