diff --git a/autoupdate.plugin.zsh b/autoupdate.plugin.zsh
index a7eed49..afa6ac2 100644
--- a/autoupdate.plugin.zsh
+++ b/autoupdate.plugin.zsh
@@ -22,7 +22,7 @@ function _current_epoch() {
 }
 
 function _update_zsh_custom_update() {
-  echo "LAST_EPOCH=$(_current_epoch)" >! "${ZSH_CACHE_DIR}/.zsh-custom-update"
+  echo "LAST_EPOCH=$(_current_epoch)" >| "${ZSH_CACHE_DIR}/.zsh-custom-update"
 }
 
 epoch_target=$UPDATE_ZSH_DAYS