diff --git a/lib/OpenLayers/Layer/XYZ.js b/lib/OpenLayers/Layer/XYZ.js
index 504f093f62..c008a3b13b 100644
--- a/lib/OpenLayers/Layer/XYZ.js
+++ b/lib/OpenLayers/Layer/XYZ.js
@@ -24,7 +24,7 @@ OpenLayers.Layer.XYZ = OpenLayers.Class(OpenLayers.Layer.Grid, {
     isBaseLayer: true,
     
     /**
-     * APIProperty: sphericalMecator
+     * APIProperty: sphericalMercator
      * Whether the tile extents should be set to the defaults for 
      *    spherical mercator. Useful for things like OpenStreetMap.
      *    Default is false, except for the OSM subclass.