diff --git a/package-lock.json b/package-lock.json
index 084250428a..fa2759469c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2784,9 +2784,9 @@
       "dev": true
     },
     "esprima": {
-      "version": "2.7.3",
-      "resolved": "https://registry.npmjs.org/esprima/-/esprima-2.7.3.tgz",
-      "integrity": "sha1-luO3DVd59q1JzQMmc9HDEnZ7pYE=",
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/esprima/-/esprima-4.0.1.tgz",
+      "integrity": "sha512-eGuFFw7Upda+g4p+QHvnW0RyTX/SVeJBDM/gCtMARO0cLuT2HcEKnTPvhjV6aGeqrCB/sbNop0Kszm0jsaWU4A==",
       "dev": true
     },
     "esutils": {
@@ -3654,9 +3654,9 @@
       "optional": true
     },
     "grunt": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/grunt/-/grunt-1.0.3.tgz",
-      "integrity": "sha512-/JzmZNPfKorlCrrmxWqQO4JVodO+DVd5XX4DkocL/1WlLlKVLE9+SdEIempOAxDhWPysLle6afvn/hg7Ck2k9g==",
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/grunt/-/grunt-1.0.4.tgz",
+      "integrity": "sha512-PYsMOrOC+MsdGEkFVwMaMyc6Ob7pKmq+deg1Sjr+vvMWp35sztfwKE7qoN51V+UEtHsyNuMcGdgMLFkBHvMxHQ==",
       "dev": true,
       "requires": {
         "coffeescript": "~1.10.0",
@@ -3670,7 +3670,7 @@
         "grunt-legacy-log": "~2.0.0",
         "grunt-legacy-util": "~1.1.1",
         "iconv-lite": "~0.4.13",
-        "js-yaml": "~3.5.2",
+        "js-yaml": "~3.13.0",
         "minimatch": "~3.0.2",
         "mkdirp": "~0.5.1",
         "nopt": "~3.0.6",
@@ -5133,13 +5133,13 @@
       "dev": true
     },
     "js-yaml": {
-      "version": "3.5.5",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.5.5.tgz",
-      "integrity": "sha1-A3fDgBfKvHMisNH7zSWkkWQfL74=",
+      "version": "3.13.1",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.13.1.tgz",
+      "integrity": "sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==",
       "dev": true,
       "requires": {
-        "argparse": "^1.0.2",
-        "esprima": "^2.6.0"
+        "argparse": "^1.0.7",
+        "esprima": "^4.0.0"
       }
     },
     "jsbn": {
@@ -7507,17 +7507,10 @@
             "supports-color": "^5.3.0"
           }
         },
-        "esprima": {
-          "version": "4.0.1",
-          "resolved": "https://registry.npmjs.org/esprima/-/esprima-4.0.1.tgz",
-          "integrity": "sha512-eGuFFw7Upda+g4p+QHvnW0RyTX/SVeJBDM/gCtMARO0cLuT2HcEKnTPvhjV6aGeqrCB/sbNop0Kszm0jsaWU4A==",
-          "dev": true,
-          "optional": true
-        },
         "js-yaml": {
-          "version": "3.12.2",
-          "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.12.2.tgz",
-          "integrity": "sha512-QHn/Lh/7HhZ/Twc7vJYQTkjuCa0kaCcDcjK5Zlk2rvnUpy7DxMJ23+Jc2dcyvltwQVg1nygAVlB2oRDFHoRS5Q==",
+          "version": "3.13.1",
+          "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.13.1.tgz",
+          "integrity": "sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==",
           "dev": true,
           "optional": true,
           "requires": {
diff --git a/package.json b/package.json
index fdf6bf68d6..81424dd959 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "babel-preset-stage-0": "^6.5.0",
     "concurrently": "^3.3.0",
     "connect": "^3.6.1",
-    "grunt": "^1.0.1",
+    "grunt": "^1.0.4",
     "grunt-babel": "^6.0.0",
     "grunt-bump": "^0.3.0",
     "grunt-cli": "^1.2.0",