diff --git a/templates/root.html b/templates/root.html
index ccd19d44..6718439b 100644
--- a/templates/root.html
+++ b/templates/root.html
@@ -23,6 +23,14 @@
 
         {% include "config/index.html" %}
 
+        {% if not USE_ROUNDED_CORNERS %}
+        <style>
+            .viewer-container .player-container, .item-thumb, a.item-thumb {
+                border-radius: revert !important;
+            }
+        </style>
+        {% endif %}
+
     {% endblock head %}
 
 </head>