diff --git a/ghost/members-auth-pages/package.json b/ghost/members-auth-pages/package.json
index c6fc733dfe..1f18fa9a8b 100644
--- a/ghost/members-auth-pages/package.json
+++ b/ghost/members-auth-pages/package.json
@@ -21,7 +21,7 @@
     "dist"
   ],
   "devDependencies": {
-    "autoprefixer": "9.4.2",
+    "autoprefixer": "9.6.1",
     "cssnano": "4.1.7",
     "grunt": "1.0.4",
     "grunt-shell": "3.0.1",