diff --git a/src/widget/icon.css b/src/widget/icon.css
index 0e82a0a6b..6a8126333 100644
--- a/src/widget/icon.css
+++ b/src/widget/icon.css
@@ -42,6 +42,7 @@
   stroke-width: 2;
   stroke-linecap: round;
   stroke-linejoin: round;
+  pointer-events: none;
 }
 
 .neuroglancer-icon:hover {