diff --git a/package-lock.json b/package-lock.json
index 03314a1..6e374c9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -31,7 +31,7 @@
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-          "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=",
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@@ -49,9 +49,9 @@
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+      "resolved": "https://registry.npmjs.org/async/-/async-3.2.4.tgz",
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@@ -107,25 +107,25 @@
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+      "resolved": "https://registry.npmjs.org/dateformat/-/dateformat-4.6.3.tgz",
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@@ -171,27 +171,15 @@
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-      "integrity": "sha1-N5MKpdgWt3fANEXhlmzGeQpMCxY=",
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+        "detect-file": "^1.0.0",
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@@ -231,7 +219,7 @@
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@@ -274,7 +262,7 @@
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@@ -285,26 +273,24 @@
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@@ -741,7 +721,7 @@
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       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/path-root/-/path-root-0.1.1.tgz",
-      "integrity": "sha1-mkpoFMrBwM1zNgqV8yCDyOpHRbc=",
+      "integrity": "sha512-QLcPegTHF11axjfojBIoDygmS2E3Lf+8+jI6wOVmNVenrKSo3mFdSGiIgdSHenczw3wPtlVMQaFVwGmM7BJdtg==",
       "dev": true,
       "requires": {
         "path-root-regex": "^0.1.0"
@@ -750,7 +730,7 @@
     "path-root-regex": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/path-root-regex/-/path-root-regex-0.1.2.tgz",
-      "integrity": "sha1-v8zcjfWxLcUsi0PsONGNcsBLqW0=",
+      "integrity": "sha512-4GlJ6rZDhQZFE0DPVKh0e9jmZ5egZfxTkp7bcRDuPlJXbAwhxcl2dINPUAsjLdejqaLsCeg8axcLjIbvBjN4pQ==",
       "dev": true
     },
     "picomatch": {
@@ -769,12 +749,12 @@
       }
     },
     "resolve": {
-      "version": "1.22.0",
-      "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.22.0.tgz",
-      "integrity": "sha512-Hhtrw0nLeSrFQ7phPp4OOcVjLPIeMnRlr5mcnVuMe7M/7eBn98A3hmFRLoFo3DLZkivSYwhRUJTyPyWAk56WLw==",
+      "version": "1.22.1",
+      "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.22.1.tgz",
+      "integrity": "sha512-nBpuuYuY5jFsli/JIs1oldw6fOQCBioohqWZg/2hiaOybXOft4lonv85uDOKXdf8rhyK159cxU5cDcK/NKk8zw==",
       "dev": true,
       "requires": {
-        "is-core-module": "^2.8.1",
+        "is-core-module": "^2.9.0",
         "path-parse": "^1.0.7",
         "supports-preserve-symlinks-flag": "^1.0.0"
       }
@@ -782,22 +762,13 @@
     "resolve-dir": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/resolve-dir/-/resolve-dir-1.0.1.tgz",
-      "integrity": "sha1-eaQGRMNivoLybv/nOcm7U4IEb0M=",
+      "integrity": "sha512-R7uiTjECzvOsWSfdM0QKFNBVFcK27aHOUwdvK53BcW8zqnGdYp0Fbj82cy54+2A4P2tFM22J5kRfe1R+lM/1yg==",
       "dev": true,
       "requires": {
         "expand-tilde": "^2.0.0",
         "global-modules": "^1.0.0"
       }
     },
-    "rimraf": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-3.0.2.tgz",
-      "integrity": "sha512-JZkJMZkAGFFPP2YqXZXPbMlMBgsxzE8ILs4lMIX/2o0L9UBw9O/Y3o6wFw/i9YLapcUJWwqbi3kdxIPdC62TIA==",
-      "dev": true,
-      "requires": {
-        "glob": "^7.1.3"
-      }
-    },
     "safer-buffer": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
@@ -837,7 +808,7 @@
     "unc-path-regex": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/unc-path-regex/-/unc-path-regex-0.1.2.tgz",
-      "integrity": "sha1-5z3T17DXxe2G+6xrCufYxqadUPo=",
+      "integrity": "sha512-eXL4nmJT7oCpkZsHZUOJo8hcX3GbsiDOa0Qu9F646fi8dT3XuSVopVqAcEiVzSKKH7UoDti23wNX3qGFxcW5Qg==",
       "dev": true
     },
     "underscore.string": {
@@ -853,7 +824,7 @@
     "util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
+      "integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==",
       "dev": true
     },
     "v8flags": {
@@ -877,7 +848,7 @@
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
+      "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
       "dev": true
     }
   }
diff --git a/package.json b/package.json
index 5894fe9..d2e998a 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
   "main": "Gruntfile.js",
   "author": "Pantheon <noreply@pantheon.io>",
   "devDependencies": {
-    "grunt": "^1.5.2",
+    "grunt": "^1.6.1",
     "grunt-wp-readme-to-markdown": "~2.1.0"
   }
 }