diff --git a/themes/keymon/keymon.theme.bash b/themes/keymon/keymon.theme.bash
index 7350a653..dc1f24dd 100644
--- a/themes/keymon/keymon.theme.bash
+++ b/themes/keymon/keymon.theme.bash
@@ -16,7 +16,7 @@ prompt_setter() {
   local scm_info=$(scm_prompt_info)
 
   local head_ps1="${return_color:-$green}r:${return_code} \t${reset_color}${scm_info} rb:$(__my_rvm_ruby_version) ${reset_color}"
-  local base_ps1="${return_color:-$green}\u$reset_color@${return_color:-$yellow}\H$reset_color:${return_color:-$cyan}\w${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"