diff --git a/app/assets/stylesheets/common/base/onebox.scss b/app/assets/stylesheets/common/base/onebox.scss
index 5a4c6dd6f96..5b718047c75 100644
--- a/app/assets/stylesheets/common/base/onebox.scss
+++ b/app/assets/stylesheets/common/base/onebox.scss
@@ -135,6 +135,7 @@ aside.onebox {
       max-height: 170px;
       max-width: 20%;
       height: auto;
+      width: auto;
       float: left;
       margin-right: 10px;
     }