diff --git a/includes/add-content.inc b/includes/add-content.inc
index 0a52ff9..53e133b 100644
--- a/includes/add-content.inc
+++ b/includes/add-content.inc
@@ -77,7 +77,7 @@ function template_preprocess_panels_add_content_link(&$vars) {
   $vars['description'] = isset($vars['content_type']['description']) ? $vars['content_type']['description'] : $vars['title'];
   $vars['icon'] = ctools_content_admin_icon($vars['content_type']);
   $vars['url'] = $vars['renderer']->get_url('add-pane', $vars['region'], $vars['content_type']['type_name'], $vars['content_type']['subtype_name']);
-
-  $vars['image_button'] = ctools_ajax_image_button($vars['icon'], $vars['url'], $vars['description'], 'panels-modal-add-config');
-  $vars['text_button'] = ctools_ajax_text_button($vars['title'], $vars['url'], $vars['description'], 'panels-modal-add-config');
+  $subtype_class = 'add-content-link-' . str_replace('_', '-', $vars['content_type']['subtype_name']);
+  $vars['image_button'] = ctools_ajax_image_button($vars['icon'], $vars['url'], $vars['description'], $subtype_class . '-image-button panels-modal-add-config');
+  $vars['text_button'] = ctools_ajax_text_button($vars['title'], $vars['url'], $vars['description'], $subtype_class . '-text-button panels-modal-add-config');
 }