diff --git a/package-lock.json b/package-lock.json
index 3502d0e..d68f36b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -48,7 +48,7 @@
       "integrity": "sha1-mjRBDk9OPaI96jdb5b5w8kd47Dk=",
       "dev": true,
       "requires": {
-        "array-uniq": "1.0.3"
+        "array-uniq": "^1.0.1"
       }
     },
     "array-uniq": {
@@ -483,15 +483,15 @@
       }
     },
     "load-grunt-tasks": {
-      "version": "3.5.2",
-      "resolved": "https://registry.npmjs.org/load-grunt-tasks/-/load-grunt-tasks-3.5.2.tgz",
-      "integrity": "sha1-ByhWEYD9IP+KaSdQWFL8WKrqDIg=",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/load-grunt-tasks/-/load-grunt-tasks-4.0.0.tgz",
+      "integrity": "sha512-w5JYPHpZgMxu9XFR9N9MEzyX8E0mLhQkwQ1qVP4mb3gmuomw8Ww8J49NHMbXqyQliq2LUCqdU7/wW96IVuPCKw==",
       "dev": true,
       "requires": {
-        "arrify": "1.0.1",
-        "multimatch": "2.1.0",
-        "pkg-up": "1.0.0",
-        "resolve-pkg": "0.1.0"
+        "arrify": "^1.0.0",
+        "multimatch": "^2.0.0",
+        "pkg-up": "^2.0.0",
+        "resolve-pkg": "^1.0.0"
       }
     },
     "load-json-file": {
@@ -507,6 +507,24 @@
         "strip-bom": "2.0.0"
       }
     },
+    "locate-path": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-2.0.0.tgz",
+      "integrity": "sha1-K1aLJl7slExtnA3pw9u7ygNUzY4=",
+      "dev": true,
+      "requires": {
+        "p-locate": "^2.0.0",
+        "path-exists": "^3.0.0"
+      },
+      "dependencies": {
+        "path-exists": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-3.0.0.tgz",
+          "integrity": "sha1-zg6+ql94yxiSXqfYENe1mwEP1RU=",
+          "dev": true
+        }
+      }
+    },
     "lodash": {
       "version": "3.10.1",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-3.10.1.tgz",
@@ -567,10 +585,10 @@
       "integrity": "sha1-nHkGoi+0wCkZ4vX3UWG0zb1LKis=",
       "dev": true,
       "requires": {
-        "array-differ": "1.0.0",
-        "array-union": "1.0.2",
-        "arrify": "1.0.1",
-        "minimatch": "3.0.4"
+        "array-differ": "^1.0.0",
+        "array-union": "^1.0.1",
+        "arrify": "^1.0.0",
+        "minimatch": "^3.0.0"
       }
     },
     "nopt": {
@@ -622,6 +640,30 @@
         "wrappy": "1.0.2"
       }
     },
+    "p-limit": {
+      "version": "1.3.0",
+      "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-1.3.0.tgz",
+      "integrity": "sha512-vvcXsLAJ9Dr5rQOPk7toZQZJApBl2K4J6dANSsEuh6QI41JYcsS/qhTGa9ErIUUgK3WNQoJYvylxvjqmiqEA9Q==",
+      "dev": true,
+      "requires": {
+        "p-try": "^1.0.0"
+      }
+    },
+    "p-locate": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-2.0.0.tgz",
+      "integrity": "sha1-IKAQOyIqcMj9OcwuWAaA893l7EM=",
+      "dev": true,
+      "requires": {
+        "p-limit": "^1.1.0"
+      }
+    },
+    "p-try": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/p-try/-/p-try-1.0.0.tgz",
+      "integrity": "sha1-y8ec26+P1CKOE/Yh8rGiN8GyB7M=",
+      "dev": true
+    },
     "parse-json": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/parse-json/-/parse-json-2.2.0.tgz",
@@ -690,12 +732,23 @@
       }
     },
     "pkg-up": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/pkg-up/-/pkg-up-1.0.0.tgz",
-      "integrity": "sha1-Pgj7RhUlxEIWJKM7n35tCvWwWiY=",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/pkg-up/-/pkg-up-2.0.0.tgz",
+      "integrity": "sha1-yBmscoBZpGHKscOImivjxJoATX8=",
       "dev": true,
       "requires": {
-        "find-up": "1.1.2"
+        "find-up": "^2.1.0"
+      },
+      "dependencies": {
+        "find-up": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/find-up/-/find-up-2.1.0.tgz",
+          "integrity": "sha1-RdG35QbHF93UgndaK3eSCjwMV6c=",
+          "dev": true,
+          "requires": {
+            "locate-path": "^2.0.0"
+          }
+        }
       }
     },
     "plur": {
@@ -767,12 +820,12 @@
       "dev": true
     },
     "resolve-pkg": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/resolve-pkg/-/resolve-pkg-0.1.0.tgz",
-      "integrity": "sha1-AsyZNBDik2livZcWahsHfalyVTE=",
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/resolve-pkg/-/resolve-pkg-1.0.0.tgz",
+      "integrity": "sha1-4ZoV54rKLhJEYdySsuOUPvk0lNk=",
       "dev": true,
       "requires": {
-        "resolve-from": "2.0.0"
+        "resolve-from": "^2.0.0"
       }
     },
     "rimraf": {
diff --git a/package.json b/package.json
index ef53ab0..4b5f5aa 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
   "devDependencies": {
     "grunt": "1.0.1",
     "grunt-shell": "2.1.0",
-    "load-grunt-tasks": "3.5.2",
+    "load-grunt-tasks": "4.0.0",
     "time-grunt": "1.4.0"
   },
   "engines": {