diff --git a/install.sh b/install.sh
index 86c1179..7e4c7f3 100755
--- a/install.sh
+++ b/install.sh
@@ -32,10 +32,7 @@ default_password=""
 default_user=""
 default_server=""
 
-usage () { 
-cat  << EOF 
-
-    MacOS FusionInventory Installer -- Install
+usage () { cat  <<EOF MacOS FusionInventory Installer -- Install
     FusionInventory agent on MacOSX
 
     arg: -s|--server   <server>
@@ -144,13 +141,13 @@ clean () {
 }
 
 
+# Check user
+[[ "$(whoami)" == "root" ]] || fatal 1 "You must be root (or use sudo) tu run this script."
+
 trap clean 0
 [[ "$FI_INSTALLER_URL" == "" ]] && fatal 5 "can't grab F.I. installer URL, check your connexion\n" "err"
 process_args "$@"
 
-# Check user
-[[ "$(whoami)" == "root" ]] || fatal 1 "You must be root (or use sudo) to run this script."
-
 debug "Process variables"
 server="${server:=$default_server}"
 user="${user:=$default_user}"