diff --git a/package.json b/package.json
index bd1bafe..8b69be3 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "ticketfly-css-spacing-variables": "^0.0.5"
   },
   "devDependencies": {
-    "cssnano": "^3.9.1",
+    "cssnano": "^4.1.5",
     "del-cli": "^0.2.1",
     "http-server": "^0.9.0",
     "npmpub": "^3.1.0",