diff --git a/lib/OpenLayers/Layer.js b/lib/OpenLayers/Layer.js
index e405cc4509..e29d602ee2 100644
--- a/lib/OpenLayers/Layer.js
+++ b/lib/OpenLayers/Layer.js
@@ -226,6 +226,9 @@ OpenLayers.Layer.prototype = {
             }    
         }
         this.initResolutions();
+        
+        this.inRange = this.calculateInRange();
+        
     },
   
     /**