diff --git a/lib/OpenLayers/Map.js b/lib/OpenLayers/Map.js
index 9a1d681e53..abf3328a8c 100644
--- a/lib/OpenLayers/Map.js
+++ b/lib/OpenLayers/Map.js
@@ -150,7 +150,7 @@ OpenLayers.Map = OpenLayers.Class({
      *     using the <render> method.
      *     
      * Note:
-     * If you calling <render> after map construction, do not use
+     * If you are calling <render> after map construction, do not use
      *     <maxResolution>  auto.  Instead, divide your <maxExtent> by your
      *     maximum expected dimension.
      */