diff --git a/lib/history.zsh b/lib/history.zsh
index 655945166..1d83e56e3 100644
--- a/lib/history.zsh
+++ b/lib/history.zsh
@@ -5,7 +5,6 @@ fi
 HISTSIZE=10000
 SAVEHIST=10000
 
-setopt append_history
 setopt extended_history
 setopt hist_expire_dups_first
 setopt hist_ignore_dups # ignore duplication command history list