diff --git a/lib/OpenLayers/Layer/Bing.js b/lib/OpenLayers/Layer/Bing.js
index 395a5d6b9c..0970199191 100644
--- a/lib/OpenLayers/Layer/Bing.js
+++ b/lib/OpenLayers/Layer/Bing.js
@@ -5,6 +5,7 @@
 
 /**
  * @requires OpenLayers/Layer/XYZ.js
+ * @requires OpenLayer/Layer/SphericalMercator.js
  */
 
 /** 
diff --git a/lib/OpenLayers/Layer/GoogleNG.js b/lib/OpenLayers/Layer/GoogleNG.js
index e5192a386c..591d396831 100644
--- a/lib/OpenLayers/Layer/GoogleNG.js
+++ b/lib/OpenLayers/Layer/GoogleNG.js
@@ -6,6 +6,7 @@
 /**
  * @requires OpenLayers/Layer/XYZ.js
  * @requires OpenLayers/Tile/Google.js
+ * @requires OpenLayer/Layer/SphericalMercator.js
  */
 
 /**