--- a/zshrc.d/60-vi-showmode.zrc	Sun Jul 15 16:48:36 2012 +0200
+++ b/zshrc.d/60-vi-showmode.zrc	Mon Jul 16 21:55:15 2012 +0200
@@ -204,6 +204,8 @@
 ###
 
 bindkey -M vicmd "g~" vi-oper-swap-case
+bindkey -M vicmd 'guw'   down-case-word
+bindkey -M vicmd 'gUw'   up-case-word
 
 
 bindkey -M vicmd "[2~" vi-insert