diff --git a/src/c3nav/editor/static/editor/js/editor.js b/src/c3nav/editor/static/editor/js/editor.js
index 0a6b90a4..35ec67c0 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) {
diff --git a/src/c3nav/static/img/snap-to-90-icon.svg b/src/c3nav/static/img/snap-to-90-icon.svg
new file mode 100644
index 00000000..e54076c8
--- /dev/null
+++ b/src/c3nav/static/img/snap-to-90-icon.svg
@@ -0,0 +1,3 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg xmlns="http://www.w3.org/2000/svg" style="background: transparent; background-color: transparent; color-scheme: light;" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" width="132px" height="154px" viewBox="-0.5 -0.5 132 154"><defs/><g><g data-cell-id="0"><g data-cell-id="1"><g data-cell-id="pwFeD8oKGOq7wNB7DZdw-14"><g><rect x="110" y="0" width="20" height="20" fill="none" stroke="#000000" style="stroke: rgb(0, 0, 0);" pointer-events="all"/></g></g><g data-cell-id="pwFeD8oKGOq7wNB7DZdw-16"><g><rect x="0" y="50" width="120" height="60" fill="none" stroke="#000000" style="stroke: rgb(0, 0, 0);" pointer-events="all"/></g></g><g data-cell-id="pwFeD8oKGOq7wNB7DZdw-15"><g><path d="M 120 150 L 120 20" fill="none" stroke="#000000" style="stroke: rgb(0, 0, 0);" stroke-width="4" stroke-miterlimit="10" stroke-dasharray="12 12" pointer-events="stroke"/></g></g><g data-cell-id="pwFeD8oKGOq7wNB7DZdw-20"><g><rect x="70" y="110" width="60" height="30" fill="none" stroke="none" pointer-events="all"/></g><g><g><switch><foreignObject style="overflow: visible; text-align: left;" pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 58px; height: 1px; padding-top: 125px; margin-left: 71px;"><div style="box-sizing: border-box; font-size: 0; text-align: center; color: #000000; "><div style="display: inline-block; font-size: 12px; font-family: Helvetica; color: #000000; line-height: 1.2; pointer-events: all; white-space: normal; word-wrap: normal; "><div><font style="font-size: 16px;">90°</font></div></div></div></div></foreignObject><text x="100" y="129" fill="light-dark(#000000, #ffffff)" font-family="Helvetica" font-size="12px" text-anchor="middle">90°</text></switch></g></g></g></g></g></g></svg>
\ No newline at end of file