diff --git a/package-lock.json b/package-lock.json
index eee89d4..755c975 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3630,9 +3630,9 @@
          "dev": true
       },
       "getobject": {
-         "version": "1.0.1",
-         "resolved": "https://registry.npmjs.org/getobject/-/getobject-1.0.1.tgz",
-         "integrity": "sha512-tj18lLe+917AACr6BdVoUuHnBPTVd9BEJp1vxnMZ58ztNvuxz9Ufa+wf3g37tlGITH35jggwZ2d9lcgHJJgXfQ==",
+         "version": "1.0.2",
+         "resolved": "https://registry.npmjs.org/getobject/-/getobject-1.0.2.tgz",
+         "integrity": "sha512-2zblDBaFcb3rB4rF77XVnuINOE2h2k/OnqXAiy0IrTxUfV1iFp3la33oAQVY9pCpWU268WFYVt2t71hlMuLsOg==",
          "dev": true
       },
       "getpass": {
@@ -3845,9 +3845,9 @@
          "dev": true
       },
       "grunt": {
-         "version": "1.4.1",
-         "resolved": "https://registry.npmjs.org/grunt/-/grunt-1.4.1.tgz",
-         "integrity": "sha512-ZXIYXTsAVrA7sM+jZxjQdrBOAg7DyMUplOMhTaspMRExei+fD0BTwdWXnn0W5SXqhb/Q/nlkzXclSi3IH55PIA==",
+         "version": "1.5.2",
+         "resolved": "https://registry.npmjs.org/grunt/-/grunt-1.5.2.tgz",
+         "integrity": "sha512-XCtfaIu72OyDqK24MjWiGC9SwlkuhkS1mrULr1xzuJ2XqAFhP3ZAchZGHJeSCY6mkaOXU4F7SbmmCF7xIVoC9w==",
          "dev": true,
          "requires": {
             "dateformat": "~3.0.3",
@@ -3855,7 +3855,7 @@
             "exit": "~0.1.2",
             "findup-sync": "~0.3.0",
             "glob": "~7.1.6",
-            "grunt-cli": "~1.4.2",
+            "grunt-cli": "~1.4.3",
             "grunt-known-options": "~2.0.0",
             "grunt-legacy-log": "~3.0.0",
             "grunt-legacy-util": "~2.0.1",
@@ -7470,13 +7470,21 @@
          "dev": true
       },
       "underscore.string": {
-         "version": "3.3.5",
-         "resolved": "https://registry.npmjs.org/underscore.string/-/underscore.string-3.3.5.tgz",
-         "integrity": "sha512-g+dpmgn+XBneLmXXo+sGlW5xQEt4ErkS3mgeN2GFbremYeMBSJKr9Wf2KJplQVaiPY/f7FN6atosWYNm9ovrYg==",
+         "version": "3.3.6",
+         "resolved": "https://registry.npmjs.org/underscore.string/-/underscore.string-3.3.6.tgz",
+         "integrity": "sha512-VoC83HWXmCrF6rgkyxS9GHv8W9Q5nhMKho+OadDJGzL2oDYbYEppBaCMH6pFlwLeqj2QS+hhkw2kpXkSdD1JxQ==",
          "dev": true,
          "requires": {
-            "sprintf-js": "^1.0.3",
+            "sprintf-js": "^1.1.1",
             "util-deprecate": "^1.0.2"
+         },
+         "dependencies": {
+            "sprintf-js": {
+               "version": "1.1.2",
+               "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.1.2.tgz",
+               "integrity": "sha512-VE0SOVEHCk7Qc8ulkWw3ntAzXuqf7S2lvwQaDLRnUeIEaKNQJzV6BwmLKhOqT61aGhfUMrXeaBk+oDGCzvhcug==",
+               "dev": true
+            }
          }
       },
       "unified": {
diff --git a/package.json b/package.json
index b1fe18f..b3b2f12 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
       "check-node-version": "4.1.0",
       "coveralls": "3.1.1",
       "cz-conventional-changelog": "3.3.0",
-      "grunt": "1.4.1",
+      "grunt": "1.5.2",
       "grunt-cli": "1.4.3",
       "grunt-concurrent": "3.0.0",
       "grunt-contrib-clean": "2.0.0",