diff --git a/.ruby-version b/.ruby-version
index 37c2961..4a36342 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.7.2
+3.0.0
diff --git a/Gemfile.lock b/Gemfile.lock
index 581914d..9179a01 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -285,7 +285,7 @@ DEPENDENCIES
   webpacker
 
 RUBY VERSION
-   ruby 2.7.2p137
+   ruby 3.0.0p0
 
 BUNDLED WITH
-   2.1.4
+   2.2.3
diff --git a/config/webpacker.yml b/config/webpacker.yml
index 2641d70..2d2b84a 100644
--- a/config/webpacker.yml
+++ b/config/webpacker.yml
@@ -11,7 +11,7 @@ default: &default
 
   # Additional paths webpack should lookup modules
   # ['app/assets', 'engine/foo/app/assets']
-  resolved_paths: ['node_modules/govuk-frontend/govuk']
+  additional_paths: ['node_modules/govuk-frontend/govuk']
 
   # Reload manifest.json on all requests so we reload latest compiled packs
   cache_manifest: false