diff --git a/package-lock.json b/package-lock.json
index a7c3443..4bbeba3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -66,9 +66,9 @@
       "dev": true
     },
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-      "version": "3.2.2",
-      "resolved": "https://registry.npmjs.org/async/-/async-3.2.2.tgz",
-      "integrity": "sha512-H0E+qZaDEfx/FY4t7iLRv1W2fFI6+pyCeTw1uN20AQPiwqwM6ojPxHxdLv4z8hi2DtnW9BOckSspLucW7pIE5g==",
+      "version": "3.2.3",
+      "resolved": "https://registry.npmjs.org/async/-/async-3.2.3.tgz",
+      "integrity": "sha512-spZRyzKL5l5BZQrr/6m/SqFdBN0q3OCI0f9rjfBzCMBIP4p75P620rR3gTmaksNOhmzgdxcaxdNfMy6anrbM0g==",
       "dev": true
     },
     "balanced-match": {
@@ -422,15 +422,6 @@
             "once": "^1.3.0",
             "path-is-absolute": "^1.0.0"
           }
-        },
-        "minimatch": {
-          "version": "3.0.4",
-          "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
-          "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
-          "dev": true,
-          "requires": {
-            "brace-expansion": "^1.1.7"
-          }
         }
       }
     },
@@ -567,9 +558,9 @@
       }
     },
     "grunt": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/grunt/-/grunt-1.4.1.tgz",
-      "integrity": "sha512-ZXIYXTsAVrA7sM+jZxjQdrBOAg7DyMUplOMhTaspMRExei+fD0BTwdWXnn0W5SXqhb/Q/nlkzXclSi3IH55PIA==",
+      "version": "1.5.3",
+      "resolved": "https://registry.npmjs.org/grunt/-/grunt-1.5.3.tgz",
+      "integrity": "sha512-mKwmo4X2d8/4c/BmcOETHek675uOqw0RuA/zy12jaspWqvTp4+ZeQF1W+OTpcbncnaBsfbQJ6l0l4j+Sn/GmaQ==",
       "dev": true,
       "requires": {
         "dateformat": "~3.0.3",
@@ -577,7 +568,7 @@
         "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",
@@ -587,31 +578,6 @@
         "mkdirp": "~1.0.4",
         "nopt": "~3.0.6",
         "rimraf": "~3.0.2"
-      },
-      "dependencies": {
-        "glob": {
-          "version": "7.1.7",
-          "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.7.tgz",
-          "integrity": "sha512-OvD9ENzPLbegENnYP5UUfJIirTg4+XwMWGaQfQTY0JenxNvvIKP3U3/tAQSPIu/lHxXYSZmpXlUHeqAIdKzBLQ==",
-          "dev": true,
-          "requires": {
-            "fs.realpath": "^1.0.0",
-            "inflight": "^1.0.4",
-            "inherits": "2",
-            "minimatch": "^3.0.4",
-            "once": "^1.3.0",
-            "path-is-absolute": "^1.0.0"
-          }
-        },
-        "minimatch": {
-          "version": "3.0.4",
-          "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
-          "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
-          "dev": true,
-          "requires": {
-            "brace-expansion": "^1.1.7"
-          }
-        }
       }
     },
     "grunt-cli": {
@@ -1306,31 +1272,6 @@
       "dev": true,
       "requires": {
         "glob": "^7.1.3"
-      },
-      "dependencies": {
-        "glob": {
-          "version": "7.2.0",
-          "resolved": "https://registry.npmjs.org/glob/-/glob-7.2.0.tgz",
-          "integrity": "sha512-lmLf6gtyrPq8tTjSmrO94wBeQbFR3HbLHbuyD69wuyQkImp2hWqMGB47OX65FBkPffO641IP9jWa1z4ivqG26Q==",
-          "dev": true,
-          "requires": {
-            "fs.realpath": "^1.0.0",
-            "inflight": "^1.0.4",
-            "inherits": "2",
-            "minimatch": "^3.0.4",
-            "once": "^1.3.0",
-            "path-is-absolute": "^1.0.0"
-          }
-        },
-        "minimatch": {
-          "version": "3.0.4",
-          "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
-          "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
-          "dev": true,
-          "requires": {
-            "brace-expansion": "^1.1.7"
-          }
-        }
       }
     },
     "safe-buffer": {
@@ -1450,12 +1391,12 @@
       "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"
       }
     },
diff --git a/package.json b/package.json
index b7dc9e5..511749c 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
   ],
   "description": "Node tasks for Declarations",
   "devDependencies": {
-    "grunt": "^1.4.0",
+    "grunt": "^1.5.3",
     "grunt-cli": "*",
     "grunt-contrib-watch": "^1.1.0",
     "grunt-svgstore": "^2.0.0",