diff --git a/package-lock.json b/package-lock.json
index b7feb200..ef76a659 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3194,28 +3194,19 @@
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     "grunt-contrib-clean": {
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-      "resolved": "https://registry.npmjs.org/grunt-contrib-clean/-/grunt-contrib-clean-2.0.0.tgz",
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+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/grunt-contrib-clean/-/grunt-contrib-clean-2.0.1.tgz",
+      "integrity": "sha512-uRvnXfhiZt8akb/ZRDHJpQQtkkVkqc/opWO4Po/9ehC2hPxgptB9S6JHDC/Nxswo4CJSM0iFPT/Iym3cEMWzKA==",
       "dev": true,
       "requires": {
-        "async": "^2.6.1",
+        "async": "^3.2.3",
         "rimraf": "^2.6.2"
       },
       "dependencies": {
         "async": {
-          "version": "2.6.3",
-          "resolved": "https://registry.npmjs.org/async/-/async-2.6.3.tgz",
-          "integrity": "sha512-zflvls11DCy+dQWzTW2dzuilv8Z5X/pjfmZOWba6TNIVDm+2UDaJmXSOXlasHKfNBs8oo3M0aT50fDEWfKZjXg==",
-          "dev": true,
-          "requires": {
-            "lodash": "^4.17.14"
-          }
-        },
-        "lodash": {
-          "version": "4.17.19",
-          "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.19.tgz",
-          "integrity": "sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ==",
+          "version": "3.2.4",
+          "resolved": "https://registry.npmjs.org/async/-/async-3.2.4.tgz",
+          "integrity": "sha512-iAB+JbDEGXhyIUavoDl9WP/Jj106Kz9DEn1DPgYw5ruDn0e3Wgi3sKFm55sASdGBNOQB8F59d9qQ7deqrHA8wQ==",
           "dev": true
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         "rimraf": {
diff --git a/package.json b/package.json
index a4ed6f69..b0ae872c 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   "dependencies": {},
   "devDependencies": {
     "grunt": "1.3.0",
-    "grunt-contrib-clean": "2.0.0",
+    "grunt-contrib-clean": "2.0.1",
     "grunt-contrib-compass": "1.1.1",
     "grunt-contrib-concat": "1.0.1",
     "grunt-contrib-connect": "3.0.0",