diff --git a/rdp b/rdp
index 572d203..544ed80 100755
--- a/rdp
+++ b/rdp
@@ -1,4 +1,8 @@
 #!/bin/bash
+# Connect to virtualbox vm
+# install: copy to $PATH
+# usage: rdp vm_name
+
 case $1 in
     fiac)
         xfreerdp /v:$(hostname) /port:3432 /w:1920 /h:1080 /bpp:32 +clipboard -grab-keyboard