diff --git a/README.md b/README.md
index c0fc0b4..2a844c5 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,8 @@ and the section indicator are hardcoded into the theme. For the demo you need
 
 Depending on the Linux distribution, the packaged name of Fira Sans might be
 `Fira Sans OT` instead of `Fira Sans`. In that case, you may have to edit
-`beamerfontthememetropolis.sty`.
+`beamerfontthememetropolis.sty`. You may also need to install Fira Sans; see
+the `contrib/` directory for more
 
 
 ### Usage