diff --git a/src/org/openstreetmap/josm/data/osm/AbstractPrimitive.java b/src/org/openstreetmap/josm/data/osm/AbstractPrimitive.java
index 5f8840d3f2..cb95e9d73a 100644
--- a/src/org/openstreetmap/josm/data/osm/AbstractPrimitive.java
+++ b/src/org/openstreetmap/josm/data/osm/AbstractPrimitive.java
@@ -945,6 +945,13 @@ public static Collection<String> getDiscardableKeys() {
                             "KSJ2:lat",
                             "KSJ2:long",
                             "KSJ2:river_id",
+                            "LINZ:dataset",
+                            "LINZ:layer",
+                            "LINZ:source_version",
+                            "LINZ2OSM:dataset",
+                            "LINZ2OSM:layer",
+                            "linz2osm:objectid",
+                            "LINZ2OSM:source_version",
                             "odbl",
                             "odbl:note",
                             "osmarender:nameDirection",