diff --git a/build/library.cfg b/build/library.cfg
index 39b22da06a..c72c91ce59 100644
--- a/build/library.cfg
+++ b/build/library.cfg
@@ -7,3 +7,6 @@ OpenLayers.js
 [last]
 
 [exclude]
+OpenLayers/Layer/Google.js
+OpenLayers/Layer/Yahoo.js
+OpenLayers/Layer/VirtualEarth.js