diff --git a/.travis.yml b/.travis.yml
index 3118264..6602fb8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,5 @@
 language: node_js
 node_js:
-  - "5.10.1"
+  - "22.11.0"
 before_install: npm install -g grunt-cli
 install: npm install
diff --git a/package.json b/package.json
index e10f56d..8420eb3 100644
--- a/package.json
+++ b/package.json
@@ -9,11 +9,11 @@
     "postinstall": "bower install"
   },
   "devDependencies": {
-    "bower": "",
-    "grunt": "^1.0.1",
-    "grunt-contrib-cssmin": "^0.14.0",
-    "grunt-contrib-qunit": "^0.6.0",
-    "grunt-contrib-uglify": "~0.6.0",
-    "grunt-gh-pages": "^1.0.0"
+    "bower": "*",
+    "grunt": "^1.6.1",
+    "grunt-contrib-cssmin": "^5.0.0",
+    "grunt-contrib-qunit": "^10.1.1",
+    "grunt-contrib-uglify": "~5.2.2",
+    "grunt-gh-pages": "^4.0.0"
   }
 }