diff --git a/demo/app/views/bootstrap/form.html.erb b/demo/app/views/bootstrap/form.html.erb
index 105e462e..bbcdf76e 100644
--- a/demo/app/views/bootstrap/form.html.erb
+++ b/demo/app/views/bootstrap/form.html.erb
@@ -5,9 +5,9 @@
     <%= form.email_field :email, placeholder: "Enter Email", label: "Email address", help: "We'll never share your email with anyone else" %>
     <%= form.password_field :password, placeholder: "Password" %>
     <%= form.select :status, [['activated', 1], ['blocked', 2]], prompt: "Please Select" %>
-    <%= form.text_area :comments %>
-    <%= form.check_box :terms, label: "Agree to Terms" %>
-    <%= form.collection_check_boxes :checkboxes, @collection, :id, :street %>
+    <%= form.textarea :comments %>
+    <%= form.checkbox :terms, label: "Agree to Terms" %>
+    <%= form.collection_checkboxes :checkboxes, @collection, :id, :street %>
     <%= form.collection_radio_buttons :radio_buttons, @collection, :id, :street %>
     <%= form.file_field :file %>
     <%= form.datetime_select :created_at, include_blank: true %>
@@ -23,7 +23,7 @@
     <%= form.alert_message "This is an alert" %>
     <%= form.error_summary %>
     <%= form.email_field :email, placeholder: "Enter Email", label: "Email address", help: "We'll never share your email with anyone else" %>
-    <%= form.collection_check_boxes :misc, @collection, :id, :street %>
+    <%= form.collection_checkboxes :misc, @collection, :id, :street %>
     <%= form.submit %>
   <% end %>
 <% end %>
@@ -34,8 +34,8 @@
   <%= bootstrap_form_for @user, layout: :inline do |form| %>
     <%= form.email_field :email, placeholder: "Enter Email", label: "Email address", help: "We'll never share your email with anyone else" %>
     <%= form.password_field :password, placeholder: "Password" %>
-    <%= form.check_box :terms, label: "Agree to Terms" %>
-    <%= form.collection_check_boxes :misc, @collection, :id, :street %>
+    <%= form.checkbox :terms, label: "Agree to Terms" %>
+    <%= form.collection_checkboxes :misc, @collection, :id, :street %>
     <%= form.submit %>
   <% end %>
 <% end %>
@@ -46,9 +46,9 @@
   <%= bootstrap_form_for @user, url: "/" do |form| %>
     <%= form.email_field :email, placeholder: "Enter Email", label: "Email address", help: "We'll never share your email with anyone else" %>
     <%= form.password_field :password, placeholder: "Password" %>
-    <%= form.check_box :terms, label: "Agree to Terms" %>
-    <%= form.collection_check_boxes :misc, @collection, :id, :street %>
-    <%= form.rich_text_area(:life_story) %>
+    <%= form.checkbox :terms, label: "Agree to Terms" %>
+    <%= form.collection_checkboxes :misc, @collection, :id, :street %>
+    <%= form.rich_textarea(:life_story) %>
     <%= form.submit %>
   <% end %>
 <% end %>
@@ -60,7 +60,7 @@
     <%= form.email_field :email, placeholder: "Enter Email", label: "Email address", help: "We'll never share your email with anyone else", floating: true %>
     <%= form.password_field :password, placeholder: "Password", floating: true %>
     <%= form.text_field :misc, floating: true %>
-    <%= form.text_area :comments, floating: true %>
+    <%= form.textarea :comments, floating: true %>
     <%= form.select :status, [["Active", 1], ["Inactive", 2]], include_blank: "Select a value", floating: true %>
     <%= form.submit %>
   <% end %>
diff --git a/lib/bootstrap_form/inputs/check_box.rb b/lib/bootstrap_form/inputs/check_box.rb
index 3c44ec6c..d7b50206 100644
--- a/lib/bootstrap_form/inputs/check_box.rb
+++ b/lib/bootstrap_form/inputs/check_box.rb
@@ -20,6 +20,8 @@ def check_box_with_bootstrap(name, options={}, checked_value="1", unchecked_valu
         end
 
         bootstrap_alias :check_box
+        alias_method :checkbox_with_bootstrap, :check_box_with_bootstrap if Rails::VERSION::MAJOR >= 8
+        bootstrap_alias :checkbox if Rails::VERSION::MAJOR >= 8
       end
 
       private
diff --git a/lib/bootstrap_form/inputs/collection_check_boxes.rb b/lib/bootstrap_form/inputs/collection_check_boxes.rb
index 65991186..6b18edb7 100644
--- a/lib/bootstrap_form/inputs/collection_check_boxes.rb
+++ b/lib/bootstrap_form/inputs/collection_check_boxes.rb
@@ -7,7 +7,7 @@ module CollectionCheckBoxes
       include Base
       include InputsCollection
 
-      included do # rubocop:disable Metrics/BlockLength
+      included do
         def collection_check_boxes_with_bootstrap(*args)
           html = inputs_collection(*args) do |name, value, options|
             options[:multiple] = true
@@ -21,27 +21,8 @@ def collection_check_boxes_with_bootstrap(*args)
         end
 
         bootstrap_alias :collection_check_boxes
-
-        if Rails::VERSION::MAJOR < 7
-          def field_name(method, *methods, multiple: false, index: @options[:index])
-            object_name = @options.fetch(:as) { @object_name }
-
-            field_name_shim(object_name, method, *methods, index: index, multiple: multiple)
-          end
-
-          private
-
-          def field_name_shim(object_name, method_name, *method_names, multiple: false, index: nil)
-            names = method_names.map! { |name| "[#{name}]" }.join
-            if object_name.blank?
-              "#{method_name}#{names}#{'[]' if multiple}"
-            elsif index
-              "#{object_name}[#{index}][#{method_name}]#{names}#{'[]' if multiple}"
-            else
-              "#{object_name}[#{method_name}]#{names}#{'[]' if multiple}"
-            end
-          end
-        end
+        alias_method :collection_checkboxes_with_bootstrap, :collection_check_boxes_with_bootstrap if Rails::VERSION::MAJOR >= 8
+        bootstrap_alias :collection_checkboxes if Rails::VERSION::MAJOR >= 8
       end
     end
   end
diff --git a/lib/bootstrap_form/inputs/rich_text_area.rb b/lib/bootstrap_form/inputs/rich_text_area.rb
index 7a72da3e..c7fd5da0 100644
--- a/lib/bootstrap_form/inputs/rich_text_area.rb
+++ b/lib/bootstrap_form/inputs/rich_text_area.rb
@@ -17,6 +17,8 @@ def rich_text_area_with_bootstrap(name, options={})
         end
 
         bootstrap_alias :rich_text_area
+        alias_method :rich_textarea, :rich_text_area if Rails::VERSION::MAJOR >= 8
+        bootstrap_alias :rich_textarea if Rails::VERSION::MAJOR >= 8
       end
     end
   end
diff --git a/lib/bootstrap_form/inputs/text_area.rb b/lib/bootstrap_form/inputs/text_area.rb
index 3586928b..9fee1edf 100644
--- a/lib/bootstrap_form/inputs/text_area.rb
+++ b/lib/bootstrap_form/inputs/text_area.rb
@@ -8,6 +8,8 @@ module TextArea
 
       included do
         bootstrap_field :text_area
+        alias_method :textarea_with_bootstrap, :text_area_with_bootstrap if Rails::VERSION::MAJOR >= 8
+        bootstrap_field :textarea if Rails::VERSION::MAJOR >= 8
       end
     end
   end
diff --git a/test/bootstrap_checkbox_test.rb b/test/bootstrap_checkbox_test.rb
index 6fdfd454..9c9063e6 100644
--- a/test/bootstrap_checkbox_test.rb
+++ b/test/bootstrap_checkbox_test.rb
@@ -184,6 +184,26 @@ class BootstrapCheckboxTest < ActionView::TestCase
                                                                      label: "This is a checkbox collection", help: "With a help!")
   end
 
+  if Rails::VERSION::MAJOR >= 8
+    test "collection_checkboxes renders the form_group correctly" do
+      collection = [Address.new(id: 1, street: "Foobar")]
+      expected = <<~HTML
+        <input #{autocomplete_attr} id="user_misc" name="user[misc][]" type="hidden" value="" />
+        <div class="mb-3">
+          <label class="form-label" for="user_misc">This is a checkbox collection</label>
+          <div class="form-check">
+            <input class="form-check-input" id="user_misc_1" name="user[misc][]" type="checkbox" value="1" />
+            <label class="form-check-label" for="user_misc_1">Foobar</label>
+          </div>
+          <small class="form-text text-muted">With a help!</small>
+        </div>
+      HTML
+
+      assert_equivalent_html expected, @builder.collection_checkboxes(:misc, collection, :id, :street,
+                                                                      label: "This is a checkbox collection", help: "With a help!")
+    end
+  end
+
   test "collection_check_boxes renders multiple checkboxes correctly" do
     collection = [Address.new(id: 1, street: "Foo"), Address.new(id: 2, street: "Bar")]
     expected = <<~HTML
@@ -680,4 +700,19 @@ class BootstrapCheckboxTest < ActionView::TestCase
     HTML
     assert_equivalent_html expected, @builder.check_box(:misc)
   end
+
+  if Rails::VERSION::MAJOR >= 8
+    test "checkbox alias works" do
+      expected = <<~HTML
+        <div class="form-check mb-3">
+          <input #{autocomplete_attr} name="user[terms]" type="hidden" value="0" />
+          <input class="form-check-input" extra="extra arg" id="user_terms" name="user[terms]" type="checkbox" value="1" />
+          <label class="form-check-label" for="user_terms">
+            I agree to the terms
+          </label>
+        </div>
+      HTML
+      assert_equivalent_html expected, @builder.checkbox(:terms, label: "I agree to the terms", extra: "extra arg")
+    end
+  end
 end
diff --git a/test/bootstrap_fields_test.rb b/test/bootstrap_fields_test.rb
index 8d39d9d7..d023bd42 100644
--- a/test/bootstrap_fields_test.rb
+++ b/test/bootstrap_fields_test.rb
@@ -213,6 +213,18 @@ class BootstrapFieldsTest < ActionView::TestCase
     assert_equivalent_html expected, @builder.text_area(:comments)
   end
 
+  if Rails::VERSION::MAJOR >= 8
+    test "text areas are aliased" do
+      expected = <<~HTML
+        <div class="mb-3">
+          <label class="form-label" for="user_comments">Comments</label>
+          <textarea class="form-control" id="user_comments" name="user[comments]">\nmy comment</textarea>
+        </div>
+      HTML
+      assert_equivalent_html expected, @builder.textarea(:comments)
+    end
+  end
+
   test "text areas are wrapped correctly using form_with" do
     expected = <<~HTML
       <div class="mb-3">
diff --git a/test/bootstrap_rich_text_area_test.rb b/test/bootstrap_rich_text_area_test.rb
index 949a04ac..79888f6e 100644
--- a/test/bootstrap_rich_text_area_test.rb
+++ b/test/bootstrap_rich_text_area_test.rb
@@ -21,6 +21,22 @@ class BootstrapRichTextAreaTest < ActionView::TestCase
     assert_equivalent_html expected, form_with_builder.rich_text_area(:life_story, extra: "extra arg")
   end
 
+  if Rails::VERSION::MAJOR >= 8
+    test "rich text areas are aliased" do
+      expected = nil
+      with_stub_token do
+        expected = <<~HTML
+          <div class="mb-3">
+            <label class="form-label" for="user_life_story">Life story</label>
+            <input autocomplete="off" type="hidden" name="user[life_story]" id="user_life_story_trix_input_user"/>
+            <trix-editor class="trix-content form-control" extra="extra arg" data-blob-url-template="http://test.host/rails/active_storage/blobs/redirect/:signed_id/:filename" data-direct-upload-url="http://test.host/rails/active_storage/direct_uploads" id="user_life_story" input="user_life_story_trix_input_user"/>
+          </div>
+        HTML
+      end
+      assert_equivalent_html expected, form_with_builder.rich_textarea(:life_story, extra: "extra arg")
+    end
+  end
+
   def data_blob_url_template
     "http://test.host/rails/active_storage/blobs/redirect/:signed_id/:filename"
   end