Index: /applications/editors/josm/plugins/o5m/build.xml
===================================================================
--- /applications/editors/josm/plugins/o5m/build.xml	(revision 35849)
+++ /applications/editors/josm/plugins/o5m/build.xml	(revision 35850)
@@ -5,5 +5,5 @@
     <property name="commit.message" value="Commit message"/>
     <!-- enter the *lowest* JOSM version this plugin is currently compatible with -->
-    <property name="plugin.main.version" value="14699"/>
+    <property name="plugin.main.version" value="17749"/>
 
     <!-- Configure these properties (replace "..." accordingly).
Index: /applications/editors/josm/plugins/o5m/src/org/openstreetmap/josm/plugins/o5m/io/O5mReader.java
===================================================================
--- /applications/editors/josm/plugins/o5m/src/org/openstreetmap/josm/plugins/o5m/io/O5mReader.java	(revision 35849)
+++ /applications/editors/josm/plugins/o5m/src/org/openstreetmap/josm/plugins/o5m/io/O5mReader.java	(revision 35850)
@@ -245,5 +245,5 @@
         if (lastTs != 0) {
             checkTimestamp(lastTs);
-            pd.setTimestamp(new Date(lastTs * 1000));
+            pd.setInstant(new Date(lastTs * 1000).toInstant());
             if (osmUser != null)
                 pd.setUser(osmUser);