diff --git a/themes/blakefrost.zsh-theme b/themes/blakefrost.zsh-theme
index 03198feb5..06214bf7c 100644
--- a/themes/blakefrost.zsh-theme
+++ b/themes/blakefrost.zsh-theme
@@ -8,5 +8,6 @@ ZSH_THEME_GIT_PROMPT_CLEAN=""
 PROMPT='%~%{$reset_color%}$(git_prompt_info) ★ %{$reset_color%}'
 
 if which rbenv &> /dev/null; then
-  RPROMPT='%{$fg[blue]%}$(rbenv version | cut -d " " -f 1 | sed "s/-/ /g")%{$reset_color%}'
+  local ruby="%{$fg[blue]%}$(rbenv version | cut -d " " -f 1 | sed "s/-/ /g")%{$reset_color%}"
 fi
+RPROMPT='%(?..%{$fg[white]%}%?%{$fg[red]%}⚡)%{$reset_color%} $ruby'