diff --git a/package-lock.json b/package-lock.json
index bbbd8f4..14c5fb1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -369,11 +369,6 @@
         "is-arrayish": "0.2.1"
       }
     },
-    "es6-promise": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/es6-promise/-/es6-promise-4.1.1.tgz",
-      "integrity": "sha512-OaU1hHjgJf+b0NzsxCg7NdIYERD6Hy/PEmFLTjw+b65scuisG3Kt4QoTvJ66BBkPZ581gr0kpoVzKnxniM8nng=="
-    },
     "escape-string-regexp": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
@@ -480,9 +475,9 @@
       }
     },
     "glob-to-regexp": {
-      "version": "0.3.0",
-      "resolved": "https://registry.npmjs.org/glob-to-regexp/-/glob-to-regexp-0.3.0.tgz",
-      "integrity": "sha1-jFoUlNIGbFcMw7/kSWF1rMTVAqs="
+      "version": "0.4.1",
+      "resolved": "https://registry.npmjs.org/glob-to-regexp/-/glob-to-regexp-0.4.1.tgz",
+      "integrity": "sha512-lkX1HJXwyMcprw/5YUZc2s7DrpAiHB21/V+E1rHUrVNokkvB6bqMzT0VfV6/86ZNabt1k14YOIaT7nDvOX3Iiw=="
     },
     "globby": {
       "version": "6.1.0",
@@ -671,8 +666,7 @@
       "integrity": "sha512-zQGEsi3d+ViPPi7/4jcj78afKKAKiAA5n61pknQYi25Ugik+aNOuRmiOkmb8mN2CeG8YxT+YdT1H1Q7B/eNkoQ==",
       "dev": true,
       "requires": {
-        "hooker": "0.2.3",
-        "mkdirp": "0.5.1"
+        "hooker": "0.2.3"
       }
     },
     "has-ansi": {
@@ -973,21 +967,10 @@
       }
     },
     "mkdirp": {
-      "version": "0.5.1",
-      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
-      "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
-      "dev": true,
-      "requires": {
-        "minimist": "0.0.8"
-      },
-      "dependencies": {
-        "minimist": {
-          "version": "0.0.8",
-          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
-          "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
-          "dev": true
-        }
-      }
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-1.0.2.tgz",
+      "integrity": "sha512-N2REVrJ/X/jGPfit2d7zea2J1pf7EAR5chIUcfHffAZ7gmlam5U65sAm76+o4ntQbSRdTjYf7qZz3chuHlwXEA==",
+      "dev": true
     },
     "mocha": {
       "version": "4.0.1",
@@ -1003,7 +986,6 @@
         "glob": "7.1.2",
         "growl": "1.10.3",
         "he": "1.1.1",
-        "mkdirp": "0.5.1",
         "supports-color": "4.4.0"
       },
       "dependencies": {
@@ -1194,13 +1176,12 @@
       }
     },
     "readdir-enhanced": {
-      "version": "1.5.2",
-      "resolved": "https://registry.npmjs.org/readdir-enhanced/-/readdir-enhanced-1.5.2.tgz",
-      "integrity": "sha1-YUYwSGkKxqRVt1ti+nioj43IXlM=",
+      "version": "2.2.4",
+      "resolved": "https://registry.npmjs.org/readdir-enhanced/-/readdir-enhanced-2.2.4.tgz",
+      "integrity": "sha512-JQD83C9gAs5B5j2j40qLn/K83HhR8po3bUonebNeuJQUZbbn7q1HxL9kQuPBtxoXkaUpbtEmpFBw5kzyYnnJDA==",
       "requires": {
-        "call-me-maybe": "1.0.1",
-        "es6-promise": "4.1.1",
-        "glob-to-regexp": "0.3.0"
+        "call-me-maybe": "^1.0.1",
+        "glob-to-regexp": "^0.4.0"
       }
     },
     "redent": {
diff --git a/package.json b/package.json
index 6cc7220..71b683e 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
     "grunt-contrib-jshint": "^1.0.0",
     "grunt-mocha-test": "^0.13.2",
     "jshint-path-reporter": "~0.1",
-    "mkdirp": "^0.5.0",
+    "mkdirp": "^1.0.0",
     "mocha": "^4.0.1",
     "mocha-unfunk-reporter": "^0.4.0",
     "touch": "^3.1.0",