diff --git a/core/themes/claro/claro.theme b/core/themes/claro/claro.theme
index 143a9f4d0d769783fe3ae8e1fe752a6377184178..846aa4291db802e71e4667ec1aadfa4c81ee5b86 100644
--- a/core/themes/claro/claro.theme
+++ b/core/themes/claro/claro.theme
@@ -508,9 +508,13 @@ function claro_preprocess_links(&$variables) {
             break;
 
           case 'system.theme_set_default':
-          case 'system.theme_install':
             $links_item['link'] = _claro_convert_link_to_action_link($links_item['link'], 'checkmark', 'small');
             break;
+
+          case 'system.theme_install':
+            $links_item['link'] = _claro_convert_link_to_action_link($links_item['link'], 'plus', 'small');
+            break;
+
         }
       }
     }