diff --git a/shell/zshrc.zsh b/shell/zshrc.zsh
index 0bdce96..aa1b184 100644
--- a/shell/zshrc.zsh
+++ b/shell/zshrc.zsh
@@ -63,7 +63,7 @@ fi
 
 # Configure zsh-syntax-highlighting
 if zplug check zsh-users/zsh-syntax-highlighting; then
-  export ZSH_HIGHLIGHT_HIGHLIGHTERS=(main brackets)
+  ZSH_HIGHLIGHT_HIGHLIGHTERS=(main brackets)
 fi
 
 zplug load