diff --git a/zshrc b/zshrc
index 468c672..9551365 100644
--- a/zshrc
+++ b/zshrc
@@ -13,7 +13,7 @@ alias ls='ls --classify --tabsize=0 --literal --color=auto --show-control-chars
 
 # Copie en récursif et qui garde la date des fichiers copiés
 #alias cp='cp -Rp'
-alias cp='cp -R'
+alias cp='cp -R'            # **cp** copy files and directories recursively # TEST
 
 # Copie distante, ajout de la récursivité tout le temps:
 alias scp='scp -r'
@@ -43,7 +43,7 @@ if [ ${USER} != "root" ]; then
   alias si='sudo iptables -L -vn '
   alias sp='sudo puppet agent -t '
   alias sv='sudo vi '
-  alias sz='sudo zsh '
+  alias sz='sudo -i '
 else
   alias si='iptables -L -vn '
   alias sp='puppet agent -t '
@@ -677,6 +677,10 @@ key[PageDown]=${terminfo[knp]}
 [[ -n "${key[PageUp]}"   ]] && bindkey  "${key[PageUp]}"   history-beginning-search-backward
 [[ -n "${key[PageDown]}" ]] && bindkey  "${key[PageDown]}" history-beginning-search-forward
 
+# ctrl+← and ctrl+→ issue
+bindkey "^[[1;5C" vi-forward-word-end
+bindkey "^[[1;5D" backward-word
+