diff --git a/appdx-bx.asciidoc b/appdx-bx.asciidoc
index 6348ec7e..bf89bbba 100644
--- a/appdx-bx.asciidoc
+++ b/appdx-bx.asciidoc
@@ -3,7 +3,7 @@
 
 == Bitcoin Explorer (bx) Commands((("Bitcoin Explorer (bx) commands", id="BX19")))
 
-
+Bitcoin Explorer (bx) is a command-line tool that offers a variety of commands for key management and transaction construction. It is part of the libbitcoin bitcoin library. 
 
 ----
 Usage: bx COMMAND [--help]