diff --git a/package.json b/package.json
index 982533144..f8290ea3d 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
   "dependencies": {
     "@faker-js/faker": "^8.4.1",
     "@ministryofjustice/frontend": "^1.6.6",
-    "acorn": "^7.1.1",
+    "acorn": "^8.12.1",
     "ansi-colors": "^4.1.1",
     "basic-auth": "^2.0.0",
     "basic-auth-connect": "^1.0.0",