application.rb

    config.action_view.field_error_proc = Proc.new { |html_tag, instance|
      "<div class='field error'>#{html_tag}</div>".html_safe
    }

resultingHTML.html

<div class="field">
	<div class="ui radio checkbox checked">
		<div class="field error">
			<label for="analysis_daily_maturity">Beginning</label>
		</div>
		<div class="field error">
			<input type="radio" value="0" name="analysis[daily_maturity]" id="analysis_daily_maturity_0">
		</div>
	</div>
</div>