diff --git a/Gemfile b/Gemfile
index 811c5676..f05f305c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 
-gem "rails", "7.2.2"
+gem "rails", "8.0.0"
 
 gem "bootsnap", require: false
 gem "deepsort"
diff --git a/Gemfile.lock b/Gemfile.lock
index 30bebe40..12783273 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,66 +1,65 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (7.2.2)
-      actionpack (= 7.2.2)
-      activesupport (= 7.2.2)
+    actioncable (8.0.0)
+      actionpack (= 8.0.0)
+      activesupport (= 8.0.0)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
       zeitwerk (~> 2.6)
-    actionmailbox (7.2.2)
-      actionpack (= 7.2.2)
-      activejob (= 7.2.2)
-      activerecord (= 7.2.2)
-      activestorage (= 7.2.2)
-      activesupport (= 7.2.2)
+    actionmailbox (8.0.0)
+      actionpack (= 8.0.0)
+      activejob (= 8.0.0)
+      activerecord (= 8.0.0)
+      activestorage (= 8.0.0)
+      activesupport (= 8.0.0)
       mail (>= 2.8.0)
-    actionmailer (7.2.2)
-      actionpack (= 7.2.2)
-      actionview (= 7.2.2)
-      activejob (= 7.2.2)
-      activesupport (= 7.2.2)
+    actionmailer (8.0.0)
+      actionpack (= 8.0.0)
+      actionview (= 8.0.0)
+      activejob (= 8.0.0)
+      activesupport (= 8.0.0)
       mail (>= 2.8.0)
       rails-dom-testing (~> 2.2)
-    actionpack (7.2.2)
-      actionview (= 7.2.2)
-      activesupport (= 7.2.2)
+    actionpack (8.0.0)
+      actionview (= 8.0.0)
+      activesupport (= 8.0.0)
       nokogiri (>= 1.8.5)
-      racc
-      rack (>= 2.2.4, < 3.2)
+      rack (>= 2.2.4)
       rack-session (>= 1.0.1)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.2)
       rails-html-sanitizer (~> 1.6)
       useragent (~> 0.16)
-    actiontext (7.2.2)
-      actionpack (= 7.2.2)
-      activerecord (= 7.2.2)
-      activestorage (= 7.2.2)
-      activesupport (= 7.2.2)
+    actiontext (8.0.0)
+      actionpack (= 8.0.0)
+      activerecord (= 8.0.0)
+      activestorage (= 8.0.0)
+      activesupport (= 8.0.0)
       globalid (>= 0.6.0)
       nokogiri (>= 1.8.5)
-    actionview (7.2.2)
-      activesupport (= 7.2.2)
+    actionview (8.0.0)
+      activesupport (= 8.0.0)
       builder (~> 3.1)
       erubi (~> 1.11)
       rails-dom-testing (~> 2.2)
       rails-html-sanitizer (~> 1.6)
-    activejob (7.2.2)
-      activesupport (= 7.2.2)
+    activejob (8.0.0)
+      activesupport (= 8.0.0)
       globalid (>= 0.3.6)
-    activemodel (7.2.2)
-      activesupport (= 7.2.2)
-    activerecord (7.2.2)
-      activemodel (= 7.2.2)
-      activesupport (= 7.2.2)
+    activemodel (8.0.0)
+      activesupport (= 8.0.0)
+    activerecord (8.0.0)
+      activemodel (= 8.0.0)
+      activesupport (= 8.0.0)
       timeout (>= 0.4.0)
-    activestorage (7.2.2)
-      actionpack (= 7.2.2)
-      activejob (= 7.2.2)
-      activerecord (= 7.2.2)
-      activesupport (= 7.2.2)
+    activestorage (8.0.0)
+      actionpack (= 8.0.0)
+      activejob (= 8.0.0)
+      activerecord (= 8.0.0)
+      activesupport (= 8.0.0)
       marcel (~> 1.0)
-    activesupport (7.2.2)
+    activesupport (8.0.0)
       base64
       benchmark (>= 0.3)
       bigdecimal
@@ -72,12 +71,13 @@ GEM
       minitest (>= 5.1)
       securerandom (>= 0.3)
       tzinfo (~> 2.0, >= 2.0.5)
+      uri (>= 0.13.1)
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
     ast (2.4.2)
     awesome_print (1.9.2)
     base64 (0.2.0)
-    benchmark (0.3.0)
+    benchmark (0.4.0)
     bigdecimal (3.1.8)
     bootsnap (1.18.4)
       msgpack (~> 1.2)
@@ -112,7 +112,7 @@ GEM
       activerecord (>= 5.a)
       database_cleaner-core (~> 2.0.0)
     database_cleaner-core (2.0.1)
-    date (3.3.4)
+    date (3.4.0)
     deepsort (0.5.0)
     diff-lcs (1.5.1)
     docile (1.4.0)
@@ -499,7 +499,7 @@ GEM
     pry-byebug (3.10.1)
       byebug (~> 11.0)
       pry (>= 0.13, < 0.15)
-    psych (5.1.2)
+    psych (5.2.0)
       stringio
     public_suffix (6.0.1)
     puma (6.4.3)
@@ -520,20 +520,20 @@ GEM
     rackup (1.0.1)
       rack (< 3)
       webrick
-    rails (7.2.2)
-      actioncable (= 7.2.2)
-      actionmailbox (= 7.2.2)
-      actionmailer (= 7.2.2)
-      actionpack (= 7.2.2)
-      actiontext (= 7.2.2)
-      actionview (= 7.2.2)
-      activejob (= 7.2.2)
-      activemodel (= 7.2.2)
-      activerecord (= 7.2.2)
-      activestorage (= 7.2.2)
-      activesupport (= 7.2.2)
+    rails (8.0.0)
+      actioncable (= 8.0.0)
+      actionmailbox (= 8.0.0)
+      actionmailer (= 8.0.0)
+      actionpack (= 8.0.0)
+      actiontext (= 8.0.0)
+      actionview (= 8.0.0)
+      activejob (= 8.0.0)
+      activemodel (= 8.0.0)
+      activerecord (= 8.0.0)
+      activestorage (= 8.0.0)
+      activesupport (= 8.0.0)
       bundler (>= 1.15.0)
-      railties (= 7.2.2)
+      railties (= 8.0.0)
     rails-dom-testing (2.2.0)
       activesupport (>= 5.0.0)
       minitest
@@ -541,9 +541,9 @@ GEM
     rails-html-sanitizer (1.6.0)
       loofah (~> 2.21)
       nokogiri (~> 1.14)
-    railties (7.2.2)
-      actionpack (= 7.2.2)
-      activesupport (= 7.2.2)
+    railties (8.0.0)
+      actionpack (= 8.0.0)
+      activesupport (= 8.0.0)
       irb (~> 1.13)
       rackup (>= 1.0.0)
       rake (>= 12.2)
@@ -557,7 +557,7 @@ GEM
     rdoc (6.7.0)
       psych (>= 4.0.0)
     regexp_parser (2.9.2)
-    reline (0.5.10)
+    reline (0.5.11)
       io-console (~> 0.5)
     request_store (1.7.0)
       rack (>= 1.4)
@@ -643,14 +643,14 @@ GEM
       hashie
       version_gem (~> 1.1, >= 1.1.1)
     statsd-ruby (1.5.0)
-    stringio (3.1.1)
+    stringio (3.1.2)
     thor (1.3.2)
     timecop (0.9.10)
-    timeout (0.4.1)
+    timeout (0.4.2)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unicode-display_width (2.5.0)
-    uri (0.13.0)
+    uri (1.0.1)
     useragent (0.16.10)
     uuidtools (2.2.0)
     version_gem (1.1.4)
@@ -697,7 +697,7 @@ DEPENDENCIES
   plek
   pry-byebug
   rack-cache
-  rails (= 7.2.2)
+  rails (= 8.0.0)
   rspec-rails
   rubocop-govuk
   simplecov