diff --git a/README.md b/README.md
index ee48cd6..2461c92 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,20 @@
 # Echor - A Rust Rewrite of GNU/BSD echo program
 
+``` text
+echor 0.1.0
+    Minh Tran <minh@minhtrannhat.com>
+Rust rewrite of echo
+
+Usage: echor [OPTIONS] <TEXT>...
+Arguments:
+  <TEXT>...  Input text
+
+Options:
+  -n             Do not print newline
+  -h, --help     Print help
+  -V, --version  Print versio
+```
+
 ## Build
 
 `cargo build`