diff --git a/pkg/appdata.xml b/pkg/appdata.xml
index 78ed733b..4bcbde7a 100644
--- a/pkg/appdata.xml
+++ b/pkg/appdata.xml
@@ -19,7 +19,8 @@
 				WMS, TMS, QuadTiles).</li>
 			<li>Offline maps (MBTiles, OziExplorer maps, TrekBuddy maps/atlases,
 				TwoNav RMaps, Garmin IMG &amp; JNX maps, GeoTIFF images,
-				BSB nautical charts, KMZ maps, AlpineQuest maps).</li>
+				BSB nautical charts, KMZ maps, AlpineQuest maps,
+				Mapsforge maps).</li>
 			<li>Elevation, speed, heart rate, cadence, power, temperature and
 				gear ratio graphs.</li>
 			<li>Support for multiple tracks in one view.</li>
@@ -89,5 +90,6 @@
 		<mimetype>application/vnd.google-earth.kmz</mimetype>
 		<mimetype>application/vnd.alpinequest.aqm</mimetype>
 		<mimetype>application/vnd.rmaps.sqlite</mimetype>
+		<mimetype>application/vnd.mapsforge.map</mimetype>
 	</mimetypes>
 </component>
diff --git a/pkg/gpxsee.desktop b/pkg/gpxsee.desktop
index 8f80e1a5..bbabed13 100644
--- a/pkg/gpxsee.desktop
+++ b/pkg/gpxsee.desktop
@@ -15,4 +15,4 @@ Icon=gpxsee
 Terminal=false
 Type=Application
 Categories=Graphics;Viewer;Education;Geography;Maps;Sports;Qt
-MimeType=application/gpx+xml;application/vnd.garmin.tcx+xml;application/vnd.ant.fit;application/vnd.google-earth.kml+xml;application/vnd.fai.igc;application/vnd.nmea.nmea;application/vnd.oziexplorer.plt;application/vnd.oziexplorer.rte;application/vnd.oziexplorer.wpt;application/vnd.groundspeak.loc+xml;application/vnd.sigma.slf+xml;application/geo+json;application/vnd.naviter.seeyou.cup;application/vnd.garmin.gpi;application/vnd.suunto.sml+xml;image/jpeg;text/csv;application/vnd.garmin.img;application/vnd.garmin.jnx;application/vnd.garmin.gmap+xml;image/vnd.maptech.kap;application/vnd.oziexplorer.map;application/vnd.mapbox.mbtiles;application/vnd.twonav.rmap;application/vnd.trekbuddy.tba;application/vnd.gpxsee.map+xml;application/x-tar;image/tiff;application/vnd.google-earth.kmz;application/vnd.alpinequest.aqm;application/vnd.rmaps.sqlite
+MimeType=application/gpx+xml;application/vnd.garmin.tcx+xml;application/vnd.ant.fit;application/vnd.google-earth.kml+xml;application/vnd.fai.igc;application/vnd.nmea.nmea;application/vnd.oziexplorer.plt;application/vnd.oziexplorer.rte;application/vnd.oziexplorer.wpt;application/vnd.groundspeak.loc+xml;application/vnd.sigma.slf+xml;application/geo+json;application/vnd.naviter.seeyou.cup;application/vnd.garmin.gpi;application/vnd.suunto.sml+xml;image/jpeg;text/csv;application/vnd.garmin.img;application/vnd.garmin.jnx;application/vnd.garmin.gmap+xml;image/vnd.maptech.kap;application/vnd.oziexplorer.map;application/vnd.mapbox.mbtiles;application/vnd.twonav.rmap;application/vnd.trekbuddy.tba;application/vnd.gpxsee.map+xml;application/x-tar;image/tiff;application/vnd.google-earth.kmz;application/vnd.alpinequest.aqm;application/vnd.rmaps.sqlite;application/vnd.mapsforge.map
diff --git a/pkg/gpxsee.xml b/pkg/gpxsee.xml
index aa0f0bde..3af26fb0 100644
--- a/pkg/gpxsee.xml
+++ b/pkg/gpxsee.xml
@@ -237,4 +237,14 @@
 		<glob pattern="*.sqlitedb"/>
 	</mime-type>
 
+	<mime-type type="application/vnd.mapsforge.map">
+		<comment>Mapsforge Map File</comment>
+		<sub-class-of type="application/octet-stream"/>
+		<generic-icon name="application/octet-stream"/>
+		<magic>
+			<match type="string" offset="0" value="mapsforge binary OSM"/>
+		</magic>
+		<glob pattern="*.map"/>
+	</mime-type>
+
 </mime-info>