diff --git a/themes/keymon/keymon.theme.bash b/themes/keymon/keymon.theme.bash
index d6de6a48..e3b87d3f 100644
--- a/themes/keymon/keymon.theme.bash
+++ b/themes/keymon/keymon.theme.bash
@@ -15,7 +15,7 @@ prompt_setter() {
 
   local scm_info=$(scm_prompt_info)
 
-  local head_ps1="${return_color:-${green}}\\\$!=${return_code} \t${reset_color}${scm_info} rb:$(__my_rvm_ruby_version) ${reset_color}"
+  local head_ps1="${return_color:-${green}}\\\$?=${return_code} \t${reset_color}${scm_info} rb:$(__my_rvm_ruby_version) ${reset_color}"
   local base_ps1="${green}\u${reset_color}@${yellow}\H${reset_color}:${cyan}\w${reset_color}\$"
   
   TITLEBAR="\033]0;${scm_info} \u@\H:\W\007"