Index: /trunk/src/org/openstreetmap/josm/gui/NavigatableComponent.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/gui/NavigatableComponent.java	(revision 2425)
+++ /trunk/src/org/openstreetmap/josm/gui/NavigatableComponent.java	(revision 2426)
@@ -299,6 +299,6 @@
 
     private BBox getSnapDistanceBBox(Point p) {
-        return new BBox(getLatLon(p.x - snapDistance / 2, p.y - snapDistance / 2),
-                getLatLon(p.x + snapDistance / 2, p.y + snapDistance / 2));
+        return new BBox(getLatLon(p.x - snapDistance, p.y - snapDistance),
+                getLatLon(p.x + snapDistance, p.y + snapDistance));
     }