diff --git a/package.json b/package.json
index b4a49686..d3d27273 100644
--- a/package.json
+++ b/package.json
@@ -90,7 +90,7 @@
     },
     "devDependencies": {
         "@tryghost/shared-theme-assets": "2.4.3",
-        "autoprefixer": "10.4.17",
+        "autoprefixer": "10.4.18",
         "beeper": "2.1.0",
         "cssnano": "6.0.5",
         "gscan": "4.42.0",