diff --git a/package-lock.json b/package-lock.json
index 2452568d..49ad78a8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14720,9 +14720,9 @@
       "dev": true
     },
     "uglify-js": {
-      "version": "3.3.25",
-      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.3.25.tgz",
-      "integrity": "sha512-hobogryjDV36VrLK3Y69ou4REyrTApzUblVFmdQOYRe8cYaSmFJXMb4dR9McdvYDSbeNdzUgYr2YVukJaErJcA==",
+      "version": "3.3.26",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.3.26.tgz",
+      "integrity": "sha512-XHxutZNxbx0UnqNUrjL/wvABLxirEYpbAnjCWGakPfQRJbbAGF2dI+YYw300F5mYKm7zBtgYiw3kOiQFobzglQ==",
       "dev": true,
       "requires": {
         "commander": "~2.15.0",
diff --git a/package.json b/package.json
index 837bf0d8..ddd5e355 100644
--- a/package.json
+++ b/package.json
@@ -68,7 +68,7 @@
     "pretty-bytes-cli": "2.0.0",
     "semver": "5.5.0",
     "sinon": "4.5.0",
-    "uglify-js": "3.3.25",
+    "uglify-js": "3.3.26",
     "webpack": "3.12.0",
     "webpack-dev-server": "2.11.2"
   },