diff --git a/unpacked/extensions/MathZoom.js b/unpacked/extensions/MathZoom.js
index dac654189..b17aecfa7 100644
--- a/unpacked/extensions/MathZoom.js
+++ b/unpacked/extensions/MathZoom.js
@@ -102,7 +102,7 @@
     },
     
     //
-    //  Zoom on hover (called by UI.Hover)
+    //  Zoom on hover (called by MathEvents.Hover)
     //
     Hover: function (event,math) {
       if (this.settings.zoom === "Hover") {this.Zoom(event,math); return true}