diff --git a/lib/rails_bootstrap_form/inputs.rb b/lib/rails_bootstrap_form/inputs.rb
index 328ae10..420e7c4 100644
--- a/lib/rails_bootstrap_form/inputs.rb
+++ b/lib/rails_bootstrap_form/inputs.rb
@@ -27,6 +27,7 @@ module Inputs
     autoload :PhoneField
     autoload :RadioButton
     autoload :RangeField
+    autoload :RichTextArea
     autoload :SearchField
     autoload :Select
     autoload :StaticField
@@ -61,6 +62,7 @@ module Inputs
     include PhoneField
     include RadioButton
     include RangeField
+    include RichTextArea
     include SearchField
     include Select
     include StaticField
diff --git a/lib/rails_bootstrap_form/inputs/rich_text_area.rb b/lib/rails_bootstrap_form/inputs/rich_text_area.rb
new file mode 100644
index 0000000..32c4894
--- /dev/null
+++ b/lib/rails_bootstrap_form/inputs/rich_text_area.rb
@@ -0,0 +1,21 @@
+# -*- encoding: utf-8 -*-
+# -*- frozen_string_literal: true -*-
+# -*- warn_indent: true -*-
+
+module RailsBootstrapForm
+  module Inputs
+    module RichTextArea
+      extend ActiveSupport::Concern
+
+      included do
+        def rich_text_area(attribute, options = {})
+          options[:class] = ["trix-content", options[:class]].compact.join(" ")
+
+          field_wrapper_builder(attribute, options) do
+            super(attribute, options)
+          end
+        end
+      end
+    end
+  end
+end