diff --git a/lib/OpenLayers/Layer/Yahoo.js b/lib/OpenLayers/Layer/Yahoo.js
index fd68a7192e..edf0397494 100644
--- a/lib/OpenLayers/Layer/Yahoo.js
+++ b/lib/OpenLayers/Layer/Yahoo.js
@@ -91,6 +91,7 @@ OpenLayers.Layer.Yahoo = OpenLayers.Class(
             var size = this.getMapObjectSizeFromOLSize(this.map.getSize());
             this.mapObject = new YMap(this.div, this.type, size);
             this.mapObject.disableKeyControls();
+            this.mapObject.disableDragMap();
         } catch(e) {}
     },