diff --git a/src/c3nav/editor/static/editor/js/editor.js b/src/c3nav/editor/static/editor/js/editor.js
index df52ecf4..69120d08 100644
--- a/src/c3nav/editor/static/editor/js/editor.js
+++ b/src/c3nav/editor/static/editor/js/editor.js
@@ -1730,7 +1730,7 @@ editor = {
         var snapTo90Control = L.control({position: 'topleft'});
         snapTo90Control.onAdd = function() {
             var container = L.DomUtil.create('div', 'leaflet-bar leaflet-control leaflet-control-snap');
-            container.innerHTML = '<a href="#" title="[UNSTABLE] Toggle Snap to 90°" class="snap-to-90-toggle ' +
+            container.innerHTML = '<a href="#" title="[UNSTABLE][ALSO ENABLE SNAP TO EDGES] Toggle Snap to 90°" class="snap-to-90-toggle ' +
                         (editor._snap_to_90_enabled ? 'active' : '') + '"></a>';
 
             L.DomEvent.on(container.querySelector('.snap-to-90-toggle'), 'click', function(e) {