diff --git a/build/library.cfg b/build/library.cfg
index e1b7835328..0848aa1b9d 100644
--- a/build/library.cfg
+++ b/build/library.cfg
@@ -10,5 +10,4 @@ Rico/Corner.js
 [include]
 
 [exclude]
-OpenLayers/Layer/Yahoo.js
 OpenLayers/Control/KeyboardDefaults.js