Index: trunk/linux/latest/usr/share/applications/org.openstreetmap.josm-latest.desktop
===================================================================
--- trunk/linux/latest/usr/share/applications/org.openstreetmap.josm-latest.desktop	(revision 15914)
+++ trunk/linux/latest/usr/share/applications/org.openstreetmap.josm-latest.desktop	(revision 15915)
@@ -8,5 +8,5 @@
 Exec=josm-latest %U
 Terminal=false
-MimeType=application/x-osm+xml;application/x-gpx+xml;x-scheme-handler/geo;
+MimeType=application/x-osm+xml;application/x-gpx+xml;application/geo+json;application/x-josm-session+xml;application/x-josm-session+zip;x-scheme-handler/geo;
 StartupNotify=true
 Categories=Education;Geoscience;Maps;
Index: trunk/linux/latest/usr/share/doc/josm-latest/copyright
===================================================================
--- trunk/linux/latest/usr/share/doc/josm-latest/copyright	(revision 15914)
+++ trunk/linux/latest/usr/share/doc/josm-latest/copyright	(revision 15915)
@@ -1,3 +1,3 @@
-Copyright (c) 2005-2015 JOSM developers <josm-dev@openstreetmap.org>
+Copyright (c) 2005-2020 JOSM developers <josm-dev@openstreetmap.org>
 
 License: GPL3+
Index: trunk/linux/latest/usr/share/mime/packages/josm-latest.xml
===================================================================
--- trunk/linux/latest/usr/share/mime/packages/josm-latest.xml	(revision 15915)
+++ trunk/linux/latest/usr/share/mime/packages/josm-latest.xml	(revision 15915)
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<mime-info xmlns='http://www.freedesktop.org/standards/shared-mime-info'>
+        <mime-type type="application/x-osm+xml">
+                <sub-class-of type="application/xml"/>
+                <comment>OSM XML file</comment>
+                <glob pattern="*.osm"/>
+        </mime-type>
+        <mime-type type="application/x-josm-session+xml">
+                <sub-class-of type="application/xml"/>
+                <comment>JOSM session file</comment>
+                <glob pattern="*.jos"/>
+        </mime-type>
+        <mime-type type="application/x-josm-session+zip">
+                <sub-class-of type="application/zip"/>
+                <comment>JOSM session archive</comment>
+                <glob pattern="*.joz"/>
+        </mime-type>
+</mime-info>