diff --git a/README.md b/README.md
index 4c93fd3..15a3f49 100644
--- a/README.md
+++ b/README.md
@@ -4,3 +4,7 @@ WfcPatcher
 Patches NDS games to allow them to connect to a custom server, such as [AltWfc](http://altwfc.net).
 
 Just drag and drop your dumped NDS games onto the executable to patch them.
+
+The following command line options are supported:
+
+    -d, --domain example.com            Point the NWFC URLs to a different URL instead.