diff --git a/package-lock.json b/package-lock.json
index cffd0c2..15d483c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
         "htmlhint": "^0.10.1"
       },
       "devDependencies": {
-        "grunt": "1.4.1",
+        "grunt": "1.5.3",
         "grunt-cli": "1.4.3",
         "grunt-contrib-jshint": "3.0.0"
       },
@@ -18,7 +18,7 @@
         "node": ">= 0.8.0"
       },
       "peerDependencies": {
-        "grunt": "1.4.1"
+        "grunt": "1.5.3"
       }
     },
     "node_modules/abbrev": {
@@ -658,9 +658,9 @@
       }
     },
     "node_modules/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,
       "dependencies": {
         "dateformat": "~3.0.3",
@@ -668,7 +668,7 @@
         "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",
@@ -2374,9 +2374,9 @@
       }
     },
     "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",
@@ -2384,7 +2384,7 @@
         "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",
diff --git a/package.json b/package.json
index 4e39862..98ef60c 100644
--- a/package.json
+++ b/package.json
@@ -24,12 +24,12 @@
     "test": "grunt -f"
   },
   "devDependencies": {
-    "grunt": "1.4.1",
+    "grunt": "1.5.3",
     "grunt-cli": "1.4.3",
     "grunt-contrib-jshint": "3.0.0"
   },
   "peerDependencies": {
-    "grunt": "1.4.1"
+    "grunt": "1.5.3"
   },
   "keywords": [
     "gruntplugin"