diff --git a/themes/pygmalion.zsh-theme b/themes/pygmalion.zsh-theme
index 654e0fc37..ef611aebf 100644
--- a/themes/pygmalion.zsh-theme
+++ b/themes/pygmalion.zsh-theme
@@ -1,6 +1,7 @@
 # Yay! High voltage and arrows!
 
 prompt_setup_pygmalion(){
+  autoload -U add-zsh-hook
   ZSH_THEME_GIT_PROMPT_PREFIX="%{$reset_color%}%{$fg[green]%}"
   ZSH_THEME_GIT_PROMPT_SUFFIX="%{$reset_color%} "
   ZSH_THEME_GIT_PROMPT_DIRTY="%{$fg[yellow]%}⚡%{$reset_color%}"