diff --git a/.tool-versions b/.tool-versions
index 3f03c7a7..58766197 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1 +1 @@
-ruby 3.4.7
+ruby 3.4.8
diff --git a/closure_tree.gemspec b/closure_tree.gemspec
index f449d87b..6bcc6b23 100644
--- a/closure_tree.gemspec
+++ b/closure_tree.gemspec
@@ -30,7 +30,7 @@ Gem::Specification.new do |gem|
   gem.add_dependency 'zeitwerk', '~> 2.7'
 
   gem.add_development_dependency 'database_cleaner'
-  gem.add_development_dependency 'minitest'
+  gem.add_development_dependency 'minitest', '~> 5.0'
   gem.add_development_dependency 'minitest-reporters'
   gem.add_development_dependency 'parallel'
   gem.add_development_dependency 'simplecov'
diff --git a/lib/closure_tree/support.rb b/lib/closure_tree/support.rb
index 4405b152..1c4814e5 100644
--- a/lib/closure_tree/support.rb
+++ b/lib/closure_tree/support.rb
@@ -42,7 +42,7 @@ def abstract_base_class
       klass = model_class
       while klass.superclass != ActiveRecord::Base
         parent = klass.superclass
-        # Stop at abstract class (ApplicationRecord, MysqlRecord, etc.)
+        # Stop at abstract class (ApplicationRecord, SecondaryRecord, etc.)
         return parent if parent.abstract_class?
         # Stop at connection boundary (handles non-abstract parents with custom connections)
         return parent if parent.connection_specification_name != parent.superclass.connection_specification_name
diff --git a/test/closure_tree/adopt_test.rb b/test/closure_tree/adopt_test.rb
index 0a2a5eeb..b61bf40c 100644
--- a/test/closure_tree/adopt_test.rb
+++ b/test/closure_tree/adopt_test.rb
@@ -255,7 +255,7 @@ def run_adopt_tests_for(model_class)
 run_adopt_tests_for(AdoptableTag) if postgresql?(ApplicationRecord.connection)
 
 # Test with MySQL
-run_adopt_tests_for(MysqlAdoptableTag) if mysql?(MysqlRecord.connection)
+run_adopt_tests_for(SecondaryAdoptableTag) if mysql?(SecondaryRecord.connection)
 
 # Test with SQLite
-run_adopt_tests_for(MemoryAdoptableTag) if sqlite?(SqliteRecord.connection)
+run_adopt_tests_for(MemoryAdoptableTag) if sqlite?(LiteRecord.connection)
diff --git a/test/closure_tree/multi_database_test.rb b/test/closure_tree/multi_database_test.rb
index 3883a5dc..daf191ca 100644
--- a/test/closure_tree/multi_database_test.rb
+++ b/test/closure_tree/multi_database_test.rb
@@ -6,27 +6,27 @@ class MultiDatabaseTest < ActiveSupport::TestCase
   def setup
     super
     # Create memory tables - always recreate for clean state
-    SqliteRecord.connection.create_table :memory_tags, force: true do |t|
+    LiteRecord.connection.create_table :memory_tags, force: true do |t|
       t.string :name
       t.integer :parent_id
       t.timestamps
     end
 
-    SqliteRecord.connection.create_table :memory_tag_hierarchies, id: false, force: true do |t|
+    LiteRecord.connection.create_table :memory_tag_hierarchies, id: false, force: true do |t|
       t.integer :ancestor_id, null: false
       t.integer :descendant_id, null: false
       t.integer :generations, null: false
     end
 
-    SqliteRecord.connection.add_index :memory_tag_hierarchies, %i[ancestor_id descendant_id generations],
+    LiteRecord.connection.add_index :memory_tag_hierarchies, %i[ancestor_id descendant_id generations],
                                       unique: true, name: 'memory_tag_anc_desc_idx'
-    SqliteRecord.connection.add_index :memory_tag_hierarchies, [:descendant_id], name: 'memory_tag_desc_idx'
+    LiteRecord.connection.add_index :memory_tag_hierarchies, [:descendant_id], name: 'memory_tag_desc_idx'
   end
 
   def teardown
     # Clean up SQLite tables after each test
-    SqliteRecord.connection.drop_table :memory_tag_hierarchies, if_exists: true
-    SqliteRecord.connection.drop_table :memory_tags, if_exists: true
+    LiteRecord.connection.drop_table :memory_tag_hierarchies, if_exists: true
+    LiteRecord.connection.drop_table :memory_tags, if_exists: true
     super
   end
 
@@ -46,13 +46,13 @@ def test_postgresql_with_advisory_lock
   end
 
   def test_mysql_with_advisory_lock
-    skip 'MySQL not configured' unless mysql?(MysqlRecord.connection)
+    skip 'MySQL not configured' unless mysql?(SecondaryRecord.connection)
 
-    tag = MysqlTag.create!(name: 'MySQL Root')
+    tag = SecondaryTag.create!(name: 'MySQL Root')
     child = nil
 
     # Advisory locks should work on MySQL
-    MysqlTag.with_advisory_lock('test_lock') do
+    SecondaryTag.with_advisory_lock('test_lock') do
       child = tag.children.create!(name: 'MySQL Child')
     end
 
@@ -80,21 +80,21 @@ def test_concurrent_operations_different_databases
       pg_tag.children.create!(name: 'PG Child 1')
     end
 
-    mysql_tag = MysqlTag.create!(name: 'MySQL Root')
+    mysql_tag = SecondaryTag.create!(name: 'MySQL Root')
     sqlite_tag = MemoryTag.create!(name: 'SQLite Root')
 
     # Test concurrent operations only for MySQL and SQLite
     threads = []
 
     threads << Thread.new do
-      MysqlRecord.connection_pool.with_connection do
-        tag = MysqlTag.find(mysql_tag.id)
+      SecondaryRecord.connection_pool.with_connection do
+        tag = SecondaryTag.find(mysql_tag.id)
         tag.children.create!(name: 'MySQL Child 1')
       end
     end
 
     threads << Thread.new do
-      SqliteRecord.connection_pool.with_connection do
+      LiteRecord.connection_pool.with_connection do
         tag = MemoryTag.find(sqlite_tag.id)
         tag.children.create!(name: 'SQLite Child 1')
       end
diff --git a/test/closure_tree/parallel_test.rb b/test/closure_tree/parallel_test.rb
index 6faeeab0..6dc5cf99 100644
--- a/test/closure_tree/parallel_test.rb
+++ b/test/closure_tree/parallel_test.rb
@@ -67,9 +67,9 @@ def work
     # Clean up SQLite database file if it exists
     db_file = 'test/dummy/db/test.sqlite3'
     if File.exist?(db_file)
-      SqliteRecord.connection.disconnect!
+      LiteRecord.connection.disconnect!
       File.delete(db_file)
-      SqliteRecord.connection.reconnect!
+      LiteRecord.connection.reconnect!
     end
     Tag.delete_all
     Tag.hierarchy_class.delete_all
diff --git a/test/dummy/app/models/lite_record.rb b/test/dummy/app/models/lite_record.rb
new file mode 100644
index 00000000..3a4533e5
--- /dev/null
+++ b/test/dummy/app/models/lite_record.rb
@@ -0,0 +1,6 @@
+# frozen_string_literal: true
+
+class LiteRecord < ApplicationRecord
+  self.abstract_class = true
+  connects_to database: { writing: :lite, reading: :lite }
+end
diff --git a/test/dummy/app/models/memory_adoptable_tag.rb b/test/dummy/app/models/memory_adoptable_tag.rb
index 1dbcb4c6..7576e3ef 100644
--- a/test/dummy/app/models/memory_adoptable_tag.rb
+++ b/test/dummy/app/models/memory_adoptable_tag.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
-class MemoryAdoptableTag < SqliteRecord
+class MemoryAdoptableTag < LiteRecord
   has_closure_tree dependent: :adopt, name_column: 'name'
 end
diff --git a/test/dummy/app/models/memory_tag.rb b/test/dummy/app/models/memory_tag.rb
index c8d39441..8863898b 100644
--- a/test/dummy/app/models/memory_tag.rb
+++ b/test/dummy/app/models/memory_tag.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
-class MemoryTag < SqliteRecord
+class MemoryTag < LiteRecord
   has_closure_tree
 end
diff --git a/test/dummy/app/models/mysql_adoptable_tag.rb b/test/dummy/app/models/secondary_adoptable_tag.rb
similarity index 66%
rename from test/dummy/app/models/mysql_adoptable_tag.rb
rename to test/dummy/app/models/secondary_adoptable_tag.rb
index b63399c7..56c23528 100644
--- a/test/dummy/app/models/mysql_adoptable_tag.rb
+++ b/test/dummy/app/models/secondary_adoptable_tag.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
-class MysqlAdoptableTag < MysqlRecord
+class SecondaryAdoptableTag < SecondaryRecord
   has_closure_tree dependent: :adopt, name_column: 'name'
 end
diff --git a/test/dummy/app/models/mysql_record.rb b/test/dummy/app/models/secondary_record.rb
similarity index 76%
rename from test/dummy/app/models/mysql_record.rb
rename to test/dummy/app/models/secondary_record.rb
index 152df7c0..422917a7 100644
--- a/test/dummy/app/models/mysql_record.rb
+++ b/test/dummy/app/models/secondary_record.rb
@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-class MysqlRecord < ApplicationRecord
+class SecondaryRecord < ApplicationRecord
   self.abstract_class = true
   connects_to database: { writing: :secondary, reading: :secondary }
 end
diff --git a/test/dummy/app/models/mysql_tag.rb b/test/dummy/app/models/secondary_tag.rb
similarity index 59%
rename from test/dummy/app/models/mysql_tag.rb
rename to test/dummy/app/models/secondary_tag.rb
index a38ebf37..1cd9eece 100644
--- a/test/dummy/app/models/mysql_tag.rb
+++ b/test/dummy/app/models/secondary_tag.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
-class MysqlTag < MysqlRecord
+class SecondaryTag < SecondaryRecord
   has_closure_tree
 end
diff --git a/test/dummy/app/models/sqlite_record.rb b/test/dummy/app/models/sqlite_record.rb
deleted file mode 100644
index b508a71f..00000000
--- a/test/dummy/app/models/sqlite_record.rb
+++ /dev/null
@@ -1,6 +0,0 @@
-# frozen_string_literal: true
-
-class SqliteRecord < ApplicationRecord
-  self.abstract_class = true
-  connects_to database: { writing: :sqlite, reading: :sqlite }
-end
diff --git a/test/dummy/config/database.yml b/test/dummy/config/database.yml
index ce2725a8..8c31e131 100644
--- a/test/dummy/config/database.yml
+++ b/test/dummy/config/database.yml
@@ -11,7 +11,7 @@ test:
     url: "<%= ENV['DATABASE_URL_MYSQL'] || 'mysql2://closure_tree:closure_tree_pass@127.0.0.1:3367/closure_tree_test' %>"
     properties:
       allowPublicKeyRetrieval: true
-  sqlite:
+  lite:
     <<: *default
     adapter: sqlite3
     database: "test/dummy/db/test.sqlite3"
\ No newline at end of file
diff --git a/test/dummy/db/mysql_schema.rb b/test/dummy/db/mysql_schema.rb
deleted file mode 100644
index a887b1a1..00000000
--- a/test/dummy/db/mysql_schema.rb
+++ /dev/null
@@ -1,15 +0,0 @@
-# frozen_string_literal: true
-
-ActiveRecord::Schema.define(version: 1) do
-  create_table 'mysql_tags', force: true do |t|
-    t.string 'name'
-  end
-
-  create_table 'mysql_tag_audits', id: false, force: true do |t|
-    t.string 'tag_name'
-  end
-
-  create_table 'mysql_labels', id: false, force: true do |t|
-    t.string 'name'
-  end
-end
diff --git a/test/dummy/db/schema.rb b/test/dummy/db/schema.rb
index 3bcd58d0..0602b1f3 100644
--- a/test/dummy/db/schema.rb
+++ b/test/dummy/db/schema.rb
@@ -170,37 +170,37 @@
   add_foreign_key(:tag_hierarchies, :tags, column: 'descendant_id', on_delete: :cascade)
 
   # Multi-database test models
-  create_table 'mysql_tags' do |t|
+  create_table 'secondary_tags' do |t|
     t.string 'name'
     t.references 'parent'
     t.timestamps null: false
   end
 
-  create_table 'mysql_tag_hierarchies', id: false do |t|
+  create_table 'secondary_tag_hierarchies', id: false do |t|
     t.references 'ancestor', null: false
     t.references 'descendant', null: false
     t.integer 'generations', null: false
   end
 
-  add_index 'mysql_tag_hierarchies', %i[ancestor_id descendant_id generations], unique: true,
-                                                                                name: 'mysql_tag_anc_desc_idx'
-  add_index 'mysql_tag_hierarchies', [:descendant_id], name: 'mysql_tag_desc_idx'
+  add_index 'secondary_tag_hierarchies', %i[ancestor_id descendant_id generations], unique: true,
+                                                                                    name: 'secondary_tag_anc_desc_idx'
+  add_index 'secondary_tag_hierarchies', [:descendant_id], name: 'secondary_tag_desc_idx'
 
-  create_table 'sqlite_tags' do |t|
+  create_table 'lite_tags' do |t|
     t.string 'name'
     t.references 'parent'
     t.timestamps null: false
   end
 
-  create_table 'sqlite_tag_hierarchies', id: false do |t|
+  create_table 'lite_tag_hierarchies', id: false do |t|
     t.references 'ancestor', null: false
     t.references 'descendant', null: false
     t.integer 'generations', null: false
   end
 
-  add_index 'sqlite_tag_hierarchies', %i[ancestor_id descendant_id generations], unique: true,
-                                                                                 name: 'sqlite_tag_anc_desc_idx'
-  add_index 'sqlite_tag_hierarchies', [:descendant_id], name: 'sqlite_tag_desc_idx'
+  add_index 'lite_tag_hierarchies', %i[ancestor_id descendant_id generations], unique: true,
+                                                                               name: 'lite_tag_anc_desc_idx'
+  add_index 'lite_tag_hierarchies', [:descendant_id], name: 'lite_tag_desc_idx'
 
   create_table 'scoped_items' do |t|
     t.string 'name'
@@ -237,21 +237,21 @@
                                                                                     name: 'adoptable_tag_anc_desc_idx'
   add_index 'adoptable_tag_hierarchies', [:descendant_id], name: 'adoptable_tag_desc_idx'
 
-  create_table 'mysql_adoptable_tags' do |t|
+  create_table 'secondary_adoptable_tags' do |t|
     t.string 'name'
     t.references 'parent'
     t.timestamps null: false
   end
 
-  create_table 'mysql_adoptable_tag_hierarchies', id: false do |t|
+  create_table 'secondary_adoptable_tag_hierarchies', id: false do |t|
     t.references 'ancestor', null: false
     t.references 'descendant', null: false
     t.integer 'generations', null: false
   end
 
-  add_index 'mysql_adoptable_tag_hierarchies', %i[ancestor_id descendant_id generations], unique: true,
-                                                                                          name: 'mysql_adoptable_tag_anc_desc_idx'
-  add_index 'mysql_adoptable_tag_hierarchies', [:descendant_id], name: 'mysql_adoptable_tag_desc_idx'
+  add_index 'secondary_adoptable_tag_hierarchies', %i[ancestor_id descendant_id generations], unique: true,
+                                                                                              name: 'secondary_adoptable_tag_anc_desc_idx'
+  add_index 'secondary_adoptable_tag_hierarchies', [:descendant_id], name: 'secondary_adoptable_tag_desc_idx'
 
   create_table 'memory_adoptable_tags' do |t|
     t.string 'name'
diff --git a/test/dummy/db/secondary_schema.rb b/test/dummy/db/secondary_schema.rb
index 084bc481..f35d629f 100644
--- a/test/dummy/db/secondary_schema.rb
+++ b/test/dummy/db/secondary_schema.rb
@@ -13,37 +13,37 @@
 # It's strongly recommended that you check this file into your version control system.
 
 ActiveRecord::Schema.define(version: 0) do
-  create_table 'mysql_tags', force: true do |t|
+  create_table 'secondary_tags', force: true do |t|
     t.string   'name'
     t.integer  'parent_id'
     t.datetime 'created_at'
     t.datetime 'updated_at'
   end
 
-  create_table 'mysql_tag_hierarchies', id: false, force: true do |t|
+  create_table 'secondary_tag_hierarchies', id: false, force: true do |t|
     t.integer  'ancestor_id', null: false
     t.integer  'descendant_id', null: false
     t.integer  'generations', null: false
   end
 
-  add_index 'mysql_tag_hierarchies', %i[ancestor_id descendant_id generations], unique: true,
-                                                                                name: 'mysql_tag_anc_des_idx'
-  add_index 'mysql_tag_hierarchies', [:descendant_id], name: 'mysql_tag_desc_idx'
+  add_index 'secondary_tag_hierarchies', %i[ancestor_id descendant_id generations], unique: true,
+                                                                                    name: 'secondary_tag_anc_des_idx'
+  add_index 'secondary_tag_hierarchies', [:descendant_id], name: 'secondary_tag_desc_idx'
 
-  create_table 'mysql_adoptable_tags', force: true do |t|
+  create_table 'secondary_adoptable_tags', force: true do |t|
     t.string   'name'
     t.integer  'parent_id'
     t.datetime 'created_at'
     t.datetime 'updated_at'
   end
 
-  create_table 'mysql_adoptable_tag_hierarchies', id: false, force: true do |t|
+  create_table 'secondary_adoptable_tag_hierarchies', id: false, force: true do |t|
     t.integer  'ancestor_id', null: false
     t.integer  'descendant_id', null: false
     t.integer  'generations', null: false
   end
 
-  add_index 'mysql_adoptable_tag_hierarchies', %i[ancestor_id descendant_id generations], unique: true,
-                                                                                          name: 'mysql_adoptable_tag_anc_desc_idx'
-  add_index 'mysql_adoptable_tag_hierarchies', [:descendant_id], name: 'mysql_adoptable_tag_desc_idx'
+  add_index 'secondary_adoptable_tag_hierarchies', %i[ancestor_id descendant_id generations], unique: true,
+                                                                                              name: 'secondary_adoptable_tag_anc_desc_idx'
+  add_index 'secondary_adoptable_tag_hierarchies', [:descendant_id], name: 'secondary_adoptable_tag_desc_idx'
 end
diff --git a/test/dummy/db/sqlite_schema.rb b/test/dummy/db/sqlite_schema.rb
index 1f0e85fb..30e0fd0e 100644
--- a/test/dummy/db/sqlite_schema.rb
+++ b/test/dummy/db/sqlite_schema.rb
@@ -13,22 +13,22 @@
 # It's strongly recommended that you check this file into your version control system.
 
 ActiveRecord::Schema.define(version: 0) do
-  create_table 'sqlite_tags', force: true do |t|
+  create_table 'lite_tags', force: true do |t|
     t.string   'name'
     t.integer  'parent_id'
     t.datetime 'created_at'
     t.datetime 'updated_at'
   end
 
-  create_table 'sqlite_tag_hierarchies', id: false, force: true do |t|
+  create_table 'lite_tag_hierarchies', id: false, force: true do |t|
     t.integer  'ancestor_id', null: false
     t.integer  'descendant_id', null: false
     t.integer  'generations', null: false
   end
 
-  add_index 'sqlite_tag_hierarchies', %i[ancestor_id descendant_id generations], unique: true,
-                                                                                 name: 'sqlite_tag_anc_desc_idx'
-  add_index 'sqlite_tag_hierarchies', [:descendant_id], name: 'sqlite_tag_desc_idx'
+  add_index 'lite_tag_hierarchies', %i[ancestor_id descendant_id generations], unique: true,
+                                                                               name: 'lite_tag_anc_desc_idx'
+  add_index 'lite_tag_hierarchies', [:descendant_id], name: 'lite_tag_desc_idx'
 
   create_table 'memory_adoptable_tags', force: true do |t|
     t.string   'name'
diff --git a/test/test_helper.rb b/test/test_helper.rb
index 0b0d022f..709de9a1 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -36,8 +36,8 @@ def self.startup
   setup do
     # Configure DatabaseCleaner for each database connection
     DatabaseCleaner[:active_record, db: ApplicationRecord].strategy = :truncation
-    DatabaseCleaner[:active_record, db: MysqlRecord].strategy = :truncation
-    DatabaseCleaner[:active_record, db: SqliteRecord].strategy = :truncation
+    DatabaseCleaner[:active_record, db: SecondaryRecord].strategy = :truncation
+    DatabaseCleaner[:active_record, db: LiteRecord].strategy = :truncation
 
     DatabaseCleaner.start
   end