diff --git a/README.md b/README.md
index b4af30ea..8d808a0a 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # GPXSee
 GPXSee is a Qt-based GPS log file viewer and analyzer that supports GPX, TCX,
-KML, FIT, IGC, NMEA, LOC and OziExplorer files.
+KML, FIT, IGC, NMEA, SLF, LOC and OziExplorer files.
 
 ## Features
 * User-definable online maps (OSM/Google tiles, WMTS, WMS).
@@ -11,7 +11,7 @@ KML, FIT, IGC, NMEA, LOC and OziExplorer files.
 * Print/export to PDF.
 * Full-screen mode.
 * Native GUI for Windows, Mac OS X and Linux.
-* Opens GPX, TCX, FIT, KML, IGC, NMEA, LOC, OziExplorer (PLT, RTE, WPT) and Garmin CSV files.
+* Opens GPX, TCX, FIT, KML, IGC, NMEA, SLF, LOC, OziExplorer (PLT, RTE, WPT) and Garmin CSV files.
 
 ![GPXSee - Linux](https://a.fsdn.com/con/app/proj/gpxsee/screenshots/linux2.png)