diff --git a/app/assets/stylesheets/repositories.scss b/app/assets/stylesheets/repositories.scss
index 713198989..855ee3e46 100644
--- a/app/assets/stylesheets/repositories.scss
+++ b/app/assets/stylesheets/repositories.scss
@@ -532,3 +532,8 @@
     }
   }
 }
+
+// Hide caret in Safari
+#relationships-section summary:-webkit-details-marker {
+  display: none;
+}