diff --git a/app/assets/stylesheets/common/base/onebox.scss b/app/assets/stylesheets/common/base/onebox.scss
index 652e1ba90af..60b974bef63 100644
--- a/app/assets/stylesheets/common/base/onebox.scss
+++ b/app/assets/stylesheets/common/base/onebox.scss
@@ -965,6 +965,12 @@ aside.onebox.mixcloud-preview {
         transition: transform 0s;
       }
     }
+
+    .spinner {
+      border-color: #fff;
+      border-right-color: rgba(0, 0, 0, 0);
+      margin: 0;
+    }
   }
 
   @include hover {