diff --git a/pkg/linux/gpxsee.appdata.xml b/pkg/linux/gpxsee.appdata.xml
index 164f575a..07c7339f 100644
--- a/pkg/linux/gpxsee.appdata.xml
+++ b/pkg/linux/gpxsee.appdata.xml
@@ -15,8 +15,8 @@
 			<li>Opens GPX, TCX, FIT, KML, IGC, NMEA, SIGMA SLF, Suunto SML, LOC,
 				OziExplorer (PLT, WPT, RTE), GeoJSON, SeeYou CUP,
 				Garmin GPI &amp; CSV, TomTom OV2 &amp; ITN, ONmove OMD/GHP,
-				TwoNav (TRK, RTE, WPT), GPSDump WPT and geotagged JPEG
-				files.</li>
+				TwoNav (TRK, RTE, WPT), GPSDump WPT, 70mai GPS logs and
+				geotagged JPEG files.</li>
 			<li>Opens geo URIs (RFC 5870).</li>
 			<li>User-definable online maps (OpenStreetMap/Google tiles, WMTS,
 				WMS, TMS, QuadTiles).</li>
@@ -113,6 +113,7 @@
 		<mimetype>application/vnd.iho.s57-catalogue</mimetype>
 		<mimetype>application/vnd.gpsdump.wpt</mimetype>
 		<mimetype>application/vnd.gpstuner.gmi</mimetype>
+		<mimetype>application/vnd.70mai.txt</mimetype>
 		<mimetype>x-scheme-handler/geo</mimetype>
 	</mimetypes>
 </component>
diff --git a/pkg/linux/gpxsee.desktop b/pkg/linux/gpxsee.desktop
index 7354be78..b6bba86b 100644
--- a/pkg/linux/gpxsee.desktop
+++ b/pkg/linux/gpxsee.desktop
@@ -16,4 +16,4 @@ Icon=gpxsee
 Terminal=false
 Type=Application
 Categories=Graphics;Viewer;Education;Geography;Maps;Sports;Qt
-MimeType=x-scheme-handler/geo;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.cgtk.gemf;application/vnd.rmaps.sqlite;application/vnd.osmdroid.sqlite;application/vnd.mapsforge.map;application/vnd.tomtom.ov2;application/vnd.tomtom.itn;application/vnd.esri.wld;application/vnd.onmove.omd;application/vnd.onmove.ghp;application/vnd.memory-map.qct;application/vnd.twonav.trk;application/vnd.twonav.rte;application/vnd.twonav.wpt;application/vnd.orux.map+xml;application/vnd.iho.s57-data;application/vnd.iho.s57-catalogue;application/vnd.gpsdump.wpt;application/vnd.gpstuner.gmi
+MimeType=x-scheme-handler/geo;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.cgtk.gemf;application/vnd.rmaps.sqlite;application/vnd.osmdroid.sqlite;application/vnd.mapsforge.map;application/vnd.tomtom.ov2;application/vnd.tomtom.itn;application/vnd.esri.wld;application/vnd.onmove.omd;application/vnd.onmove.ghp;application/vnd.memory-map.qct;application/vnd.twonav.trk;application/vnd.twonav.rte;application/vnd.twonav.wpt;application/vnd.orux.map+xml;application/vnd.iho.s57-data;application/vnd.iho.s57-catalogue;application/vnd.gpsdump.wpt;application/vnd.gpstuner.gmi;application/vnd.70mai.txt
diff --git a/pkg/linux/gpxsee.xml b/pkg/linux/gpxsee.xml
index cf1cf965..9286a2ec 100644
--- a/pkg/linux/gpxsee.xml
+++ b/pkg/linux/gpxsee.xml
@@ -188,6 +188,16 @@
 		<glob pattern="*.wpt"/>
 	</mime-type>
 
+	<mime-type type="application/vnd.70mai.txt">
+		<comment>70mai GPS Log File</comment>
+		<sub-class-of type="text/plain"/>
+		<generic-icon name="text/plain"/>
+		<magic>
+			<match type="string" offset="0" value="$V02"/>
+		</magic>
+		<glob pattern="*.txt"/>
+	</mime-type>
+
 	<!-- Maps -->
 
 	<mime-type type="application/vnd.garmin.img">