diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -10,3 +10,5 @@
 * start the client `dual <server ip> <port>`
 * arrow keys to move, space to shoot (keep it pressed to charge a bigger projectile)
 * the first one to lose all hp (the green bar) loses the game
+
+![screenshot](screenshot.png)
diff --git a/dual-game.cabal b/dual-game.cabal
--- a/dual-game.cabal
+++ b/dual-game.cabal
@@ -1,10 +1,10 @@
 name:                dual-game
-version:             0.1.0.0
+version:             0.1.0.1
 synopsis:            Network multiplayer 2D shooting game
 description:         Network multiplayer 2D shooting game inspired from "dual"
                      for Andriod.
-                     Start the server with `dual <port>`
-                     and the client with `dual <server ip> <server port>`
+                     Start the server with @dual \<port\>@
+                     and the client with @dual \<server ip\> \<server port\>@
 homepage:            https://github.com/fgaz/dual
 license:             MIT
 license-file:        LICENSE
@@ -13,7 +13,7 @@
 -- copyright:           
 category:            Game
 build-type:          Simple
-extra-source-files:  README.md
+extra-source-files:  README.md, screenshot.png
 cabal-version:       >=1.10
 
 executable dual
diff --git a/screenshot.png b/screenshot.png
new file mode 100644
Binary files /dev/null and b/screenshot.png differ