diff --git a/app/assets/stylesheets/mapcard.scss.erb b/app/assets/stylesheets/mapcard.scss.erb
index 9dd38621..57fc315a 100644
--- a/app/assets/stylesheets/mapcard.scss.erb
+++ b/app/assets/stylesheets/mapcard.scss.erb
@@ -109,6 +109,7 @@
           img {
             width: 24px;
             height: 24px;
+            border-radius: 12px;
             display: inline-block;
             vertical-align: middle;
           }