diff --git a/package.json b/package.json
index 2cf0b50c..1cb2de8e 100644
--- a/package.json
+++ b/package.json
@@ -61,13 +61,13 @@
     "xmldom": "0.1.x"
   },
   "devDependencies": {
-    "eslint": "4.7.x",
+    "eslint": "4.18.x",
     "istanbul": "0.4.x",
     "node-qunit": "^1.0.0",
     "onchange": "^3.x.x",
     "qunit": "^2.4.1",
     "testem": "^1.18.4",
-    "uglify-js": "3.1.x"
+    "uglify-js": "3.3.x"
   },
   "engines": {
     "node": ">=4.0.0"