diff --git a/assets/themes/postboxes/postboxes.json b/assets/themes/postboxes/postboxes.json
index f9834de3d1..57633ba586 100644
--- a/assets/themes/postboxes/postboxes.json
+++ b/assets/themes/postboxes/postboxes.json
@@ -48,8 +48,8 @@
       "tagRenderings": [
         "images",
         {
-          "id": "minimap",
-          "render": "{minimap(18): height: 10rem; overflow: hidden; border-radius:1rem; }"
+         
+          "render": "{minimap(17): height: 10rem; overflow: hidden; border: 2px solid black; }"
         }
       ],
       "icon": {