diff --git a/package.json b/package.json
index d8cf201..66b5a1a 100644
--- a/package.json
+++ b/package.json
@@ -68,7 +68,7 @@
         "@tryghost/shared-theme-assets": "2.4.3",
         "autoprefixer": "10.4.19",
         "beeper": "2.1.0",
-        "cssnano": "6.1.2",
+        "cssnano": "7.0.0",
         "gscan": "4.43.0",
         "gulp": "5.0.0",
         "gulp-concat": "2.6.1",