diff --git a/package.json b/package.json
index 528f204..33867c1 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
   },
   "devDependencies": {
     "autoprefixer": "10.4.16",
-    "cssnano": "6.0.3",
+    "cssnano": "6.0.4",
     "del": "6.1.1",
     "gulp": "4.0.2",
     "gulp-concat": "2.6.1",