diff --git a/configure_priv.sh b/configure_priv.sh
index 73c44ab..4f8b4f1 100755
--- a/configure_priv.sh
+++ b/configure_priv.sh
@@ -207,6 +207,7 @@ configure_zsh() {
         cp $scriptdir/files/zsh/51-alias.zsh ~/.oh-my-zsh/custom/
         cp $scriptdir/files/zsh/90-other.zsh ~/.oh-my-zsh/custom/
         cp $scriptdir/files/zsh/ys-simple.zsh-theme ~/.oh-my-zsh/custom/themes/
+        cp $scriptdir/files/zsh/iterm2_shell_integration.zsh ~/.iterm2_shell_integration.zsh
 
         [ $abroad -eq 1 ] && return
         cp $scriptdir/files/zsh/80-proxy.zsh ~/.oh-my-zsh/custom/
diff --git a/files/zsh/.zsh_user b/files/zsh/.zsh_user
index 8698c62..461a044 100644
--- a/files/zsh/.zsh_user
+++ b/files/zsh/.zsh_user
@@ -1,5 +1,7 @@
 __zsh_clash_env_unset
 
+__zsh_load_iterm2_shell_integration
+
 # HOST="VM-ubuntu"
 
 # ZSH_THEME="robbyrussell"
diff --git a/files/zsh/20-function.zsh b/files/zsh/20-function.zsh
index a3e1612..e07b730 100644
--- a/files/zsh/20-function.zsh
+++ b/files/zsh/20-function.zsh
@@ -60,6 +60,10 @@ __zsh_clash_env_unset() {
     unset all_proxy
 }
 
+__zsh_load_iterm2_shell_integration() {
+    [ -r "$HOME/.iterm2_shell_integration.zsh" ] && source "$HOME/.iterm2_shell_integration.zsh"
+}
+
 __zsh_history_remove() {
     if [ -z "$1" ]; then
         echo "Please specify a keyword to remove"
diff --git a/update.sh b/update.sh
index 00720d0..80b0c8b 100755
--- a/update.sh
+++ b/update.sh
@@ -37,27 +37,6 @@ update_authorized_keys() {
     done <<< "$public_keys"
 }
 
-update_iterm2_shell_integration() {
-    local iterm2_script="$HOME/.iterm2_shell_integration.zsh"
-    local bundled_script="$scriptdir/files/zsh/iterm2_shell_integration.zsh"
-    local tmp_script
-    local source_line='[ -r "$HOME/.iterm2_shell_integration.zsh" ] && source "$HOME/.iterm2_shell_integration.zsh"'
-
-    if [ ! -s "$iterm2_script" ]; then
-        tmp_script=$(mktemp "$HOME/.iterm2_shell_integration.zsh.XXXXXX") || return
-        if [ "${offline:-0}" = 1 ] || ! command -v curl >/dev/null 2>&1 ||
-            ! curl -fsSL -m 15 "https://iterm2.com/shell_integration/zsh" -o "$tmp_script" || [ ! -s "$tmp_script" ]; then
-            cp "$bundled_script" "$tmp_script" || { rm -f "$tmp_script"; return 1; }
-        fi
-        mv -f "$tmp_script" "$iterm2_script" || { rm -f "$tmp_script"; return 1; }
-    fi
-
-    touch "$HOME/.zshrc" || return
-    if ! grep -Fxq "$source_line" "$HOME/.zshrc"; then
-        printf '\n%s\n' "$source_line" >>"$HOME/.zshrc"
-    fi
-}
-
 # ============================================================
 
 update_file $scriptdir/files/.nanorc    ~/.nanorc
@@ -73,7 +52,6 @@ update_file $scriptdir/files/zsh/80-proxy.zsh           ~/.oh-my-zsh/custom/80-p
 update_file $scriptdir/files/zsh/90-other.zsh           ~/.oh-my-zsh/custom/90-other.zsh
 update_file $scriptdir/files/zsh/ys-simple.zsh-theme    ~/.oh-my-zsh/custom/themes/ys-simple.zsh-theme
 update_authorized_keys
-update_iterm2_shell_integration
 
 # sudo_id=$(sudo id -u 2>/dev/null)
 # if [ $? -eq 0 ] && [ "$sudo_id" -eq 0 ]; then