diff --git a/package.json b/package.json
index a01a6ca..e646e5c 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
   "devDependencies": {
     "coveralls": "^3.1.0",
     "nyc": "^15.0.1",
-    "uglify-js": "^3.9.1"
+    "uglify-js": "^3.9.2"
   },
   "repository": {
     "type": "git",