diff --git a/gis/qgis/README b/gis/qgis/README
index 38e0543964..191357970e 100644
--- a/gis/qgis/README
+++ b/gis/qgis/README
@@ -3,9 +3,15 @@ that lets you view and manipulate spatial data on your computer.  It
 supports many common spatial data formats (e.g. PostGIS, ShapeFile and
 geotiff).
 
-Optional dependencies: 
+Optional compile-time dependencies: 
  - postgresql and postgis: for PostGIS support
  - gpsbabel: for the GPS plugin
  - grass: for the Grass plugin
  - gsl: for georeferencing support
  - fcgi: for the QGIS server (see README.server)
+
+Optional run-time dependencies:
+ - OTB
+ - R
+ - saga-gis
+ - TauDEM