Index: trunk/src/org/openstreetmap/josm/data/projection/Lambert.java
===================================================================
--- trunk/src/org/openstreetmap/josm/data/projection/Lambert.java	(revision 1908)
+++ trunk/src/org/openstreetmap/josm/data/projection/Lambert.java	(revision 1909)
@@ -146,5 +146,5 @@
 
     public String toCode() {
-        return "EPSG::"+(27571+currentZone);
+        return "EPSG:"+(27571+currentZone-1);
     }