diff --git a/bash_quote b/bash_quote
index d21daa2..b2bf6ae 100755
--- a/bash_quote
+++ b/bash_quote
@@ -1,8 +1,12 @@
-#! /bin/sh
+#! /usr/bin/env sh
 
 # Description:            Get a quot from http://danstonchat.com
 
-lynx --dump --display_charset=utf8 http://danstonchat.com/random.html | awk '$4~"commentaires" && $0!~"RSS" { getline; while ($4!~"#") { print $0; getline;}; exit}'
+if [ $(command -v lynx) ]; then
+  lynx --dump --display_charset=utf8 http://danstonchat.com/random.html | awk '$4~"commentaires" && $0!~"RSS" { getline; while ($4!~"#") { print $0; getline;}; exit}'
+else
+  printf '%b' "Please install lynx package.\n"
+fi
 
 #awk                     : chope les lignes où…
 #$1~"#"                  : le premier terme ($1) contient un dièse