diff --git a/Gemfile b/Gemfile
index 7a638451..46ecfe26 100644
--- a/Gemfile
+++ b/Gemfile
@@ -23,7 +23,7 @@ gem "observer", "~> 0.1.2"
 gem "ostruct"
 gem "pg"
 gem "puma", ">= 6.4.0"
-gem "rails", "~> 7.1.3"
+gem "rails", "~> 8.0.0"
 gem "sprockets-rails"
 gem "standard_deviation"
 gem "stimulus-rails"
@@ -33,7 +33,7 @@ gem "watir"
 group :development do
   # Access an IRB console on exception pages or by using <%= console %> anywhere in the code.
   gem "brakeman"
-  gem "bullet"
+  # gem "bullet"
   gem "dexter"
   gem "erb_lint", require: false
   gem "erblint-github"
diff --git a/Gemfile.lock b/Gemfile.lock
index 82c7f56d..bf589d39 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -12,85 +12,79 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    actioncable (7.1.5)
-      actionpack (= 7.1.5)
-      activesupport (= 7.1.5)
+    actioncable (8.0.0)
+      actionpack (= 8.0.0)
+      activesupport (= 8.0.0)
       nio4r (~> 2.0)
       websocket-driver (>= 0.6.1)
       zeitwerk (~> 2.6)
-    actionmailbox (7.1.5)
-      actionpack (= 7.1.5)
-      activejob (= 7.1.5)
-      activerecord (= 7.1.5)
-      activestorage (= 7.1.5)
-      activesupport (= 7.1.5)
-      mail (>= 2.7.1)
-      net-imap
-      net-pop
-      net-smtp
-    actionmailer (7.1.5)
-      actionpack (= 7.1.5)
-      actionview (= 7.1.5)
-      activejob (= 7.1.5)
-      activesupport (= 7.1.5)
-      mail (~> 2.5, >= 2.5.4)
-      net-imap
-      net-pop
-      net-smtp
+    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 (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 (7.1.5)
-      actionview (= 7.1.5)
-      activesupport (= 7.1.5)
+    actionpack (8.0.0)
+      actionview (= 8.0.0)
+      activesupport (= 8.0.0)
       nokogiri (>= 1.8.5)
-      racc
       rack (>= 2.2.4)
       rack-session (>= 1.0.1)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.2)
       rails-html-sanitizer (~> 1.6)
-    actiontext (7.1.5)
-      actionpack (= 7.1.5)
-      activerecord (= 7.1.5)
-      activestorage (= 7.1.5)
-      activesupport (= 7.1.5)
+      useragent (~> 0.16)
+    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 (7.1.5)
-      activesupport (= 7.1.5)
+    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 (7.1.5)
-      activesupport (= 7.1.5)
+    activejob (8.0.0)
+      activesupport (= 8.0.0)
       globalid (>= 0.3.6)
-    activemodel (7.1.5)
-      activesupport (= 7.1.5)
-    activerecord (7.1.5)
-      activemodel (= 7.1.5)
-      activesupport (= 7.1.5)
+    activemodel (8.0.0)
+      activesupport (= 8.0.0)
+    activerecord (8.0.0)
+      activemodel (= 8.0.0)
+      activesupport (= 8.0.0)
       timeout (>= 0.4.0)
     activerecord-import (1.5.1)
       activerecord (>= 4.2)
-    activestorage (7.1.5)
-      actionpack (= 7.1.5)
-      activejob (= 7.1.5)
-      activerecord (= 7.1.5)
-      activesupport (= 7.1.5)
+    activestorage (8.0.0)
+      actionpack (= 8.0.0)
+      activejob (= 8.0.0)
+      activerecord (= 8.0.0)
+      activesupport (= 8.0.0)
       marcel (~> 1.0)
-    activesupport (7.1.5)
+    activesupport (8.0.0)
       base64
       benchmark (>= 0.3)
       bigdecimal
-      concurrent-ruby (~> 1.0, >= 1.0.2)
+      concurrent-ruby (~> 1.0, >= 1.3.1)
       connection_pool (>= 2.2.5)
       drb
       i18n (>= 1.6, < 2)
       logger (>= 1.4.2)
       minitest (>= 5.1)
-      mutex_m
       securerandom (>= 0.3)
-      tzinfo (~> 2.0)
+      tzinfo (~> 2.0, >= 2.0.5)
+      uri (>= 0.13.1)
     addressable (2.8.6)
       public_suffix (>= 2.0.2, < 6.0)
     ast (2.4.2)
@@ -111,9 +105,6 @@ GEM
       msgpack (~> 1.2)
     brakeman (6.1.0)
     builder (3.3.0)
-    bullet (7.1.4)
-      activesupport (>= 3.0.0)
-      uniform_notifier (~> 1.11)
     byebug (11.1.3)
     capybara (3.39.2)
       addressable
@@ -242,7 +233,6 @@ GEM
     minitest (5.25.1)
     msgpack (1.7.2)
     multi_json (1.15.0)
-    mutex_m (0.3.0)
     nenv (0.3.0)
     nested_scaffold (1.1.0)
     net-imap (0.5.1)
@@ -300,20 +290,20 @@ GEM
     rackup (2.1.0)
       rack (>= 3)
       webrick (~> 1.8)
-    rails (7.1.5)
-      actioncable (= 7.1.5)
-      actionmailbox (= 7.1.5)
-      actionmailer (= 7.1.5)
-      actionpack (= 7.1.5)
-      actiontext (= 7.1.5)
-      actionview (= 7.1.5)
-      activejob (= 7.1.5)
-      activemodel (= 7.1.5)
-      activerecord (= 7.1.5)
-      activestorage (= 7.1.5)
-      activesupport (= 7.1.5)
+    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 (= 7.1.5)
+      railties (= 8.0.0)
     rails-controller-testing (1.0.5)
       actionpack (>= 5.0.1.rc1)
       actionview (>= 5.0.1.rc1)
@@ -325,10 +315,10 @@ GEM
     rails-html-sanitizer (1.6.0)
       loofah (~> 2.21)
       nokogiri (~> 1.14)
-    railties (7.1.5)
-      actionpack (= 7.1.5)
-      activesupport (= 7.1.5)
-      irb
+    railties (8.0.0)
+      actionpack (= 8.0.0)
+      activesupport (= 8.0.0)
+      irb (~> 1.13)
       rackup (>= 1.0.0)
       rake (>= 12.2)
       thor (~> 1.0, >= 1.2.2)
@@ -448,7 +438,8 @@ GEM
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unicode-display_width (2.5.0)
-    uniform_notifier (1.16.0)
+    uri (1.0.2)
+    useragent (0.16.10)
     warden (1.2.9)
       rack (>= 2.0.9)
     watir (7.3.0)
@@ -472,7 +463,6 @@ DEPENDENCIES
   bcrypt_pbkdf
   bootsnap
   brakeman
-  bullet
   byebug
   capybara
   cssbundling-rails
@@ -507,7 +497,7 @@ DEPENDENCIES
   puma (>= 6.4.0)
   rack-livereload
   rack-mini-profiler
-  rails (~> 7.1.3)
+  rails (~> 8.0.0)
   rails-controller-testing
   rspec-rails (~> 6.0.3)
   rubocop
diff --git a/app/models/score.rb b/app/models/score.rb
index 8f880855..f9a83206 100644
--- a/app/models/score.rb
+++ b/app/models/score.rb
@@ -9,13 +9,6 @@ class Score < ApplicationRecord
   NIL_SCORE = Score.new(average: nil, meets_teacher_threshold: false, meets_student_threshold: false,
                         meets_admin_data_threshold: false)
 
-  enum group: {
-    all_students: 0,
-    race: 1,
-    grade: 2,
-    gender: 3
-  }
-
   def in_zone?(zone:)
     return false if average.nil? || average.is_a?(Float) && average.nan?
 
diff --git a/config/application.rb b/config/application.rb
index 8fe72ab3..cbe5e408 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -9,10 +9,14 @@ Bundler.require(*Rails.groups)
 
 module Edcontext
   class Application < Rails::Application
-    config.load_defaults 7.1
+    config.load_defaults 8.0
     # Settings in config/environments/* take precedence over those specified here.
     # Application configuration should go into files in config/initializers
     # -- all .rb files in that directory are automatically loaded.
-    config.active_support.cache_format_version 6.1
+    #
+    # Please, add to the `ignore` list any other `lib` subdirectories that do
+    # not contain `.rb` files, or that should not be reloaded or eager loaded.
+    # Common ones are `templates`, `generators`, or `middleware`, for example.
+    config.autoload_lib(ignore: %w[assets tasks])
   end
 end
diff --git a/config/environments/development.rb b/config/environments/development.rb
index 6e5dc553..334fd0ec 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -1,13 +1,13 @@
 Rails.application.configure do
-  config.after_initialize do
-    Bullet.enable = true
-    Bullet.alert = false
-    Bullet.bullet_logger = true
-    Bullet.console = true
-    # Bullet.growl         = true
-    Bullet.rails_logger = true
-    Bullet.add_footer = true
-  end
+  # config.after_initialize do
+  #   Bullet.enable = true
+  #   Bullet.alert = false
+  #   Bullet.bullet_logger = true
+  #   Bullet.console = true
+  #   # Bullet.growl         = true
+  #   Bullet.rails_logger = true
+  #   Bullet.add_footer = true
+  # end
 
   # Settings specified here will take precedence over those in config/application.rb.
 
diff --git a/db/schema.rb b/db/schema.rb
index bd2d707b..448551ed 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,9 +10,9 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.1].define(version: 2024_10_31_205926) do
+ActiveRecord::Schema[8.0].define(version: 2024_10_31_205926) do
   # These are extensions that must be enabled in order to support this database
-  enable_extension "plpgsql"
+  enable_extension "pg_catalog.plpgsql"
 
   create_table "academic_years", id: :serial, force: :cascade do |t|
     t.string "range", null: false
diff --git a/spec/rails_helper.rb b/spec/rails_helper.rb
index 95b0f8fd..0610ec72 100644
--- a/spec/rails_helper.rb
+++ b/spec/rails_helper.rb
@@ -65,7 +65,7 @@ RSpec.configure do |config|
   # end
   config.before(:suite) do
     DatabaseCleaner.strategy = :transaction
-    DatabaseCleaner.clean_with(:truncation)
+    DatabaseCleaner.clean
   end
 
   config.before(:each) do |example|