diff --git a/init_root.sh b/init_root.sh
index 59fe527..8450829 100755
--- a/init_root.sh
+++ b/init_root.sh
@@ -36,7 +36,7 @@ check_google_access() {
 }
 
 configure_ssh() {
-    [ -f "~/.ssh/authorized_keys" ] && return
+    [ -f ~/.ssh/authorized_keys ] && return
 
     read -p "要配置 .ssh 吗？[Y/n]: " response
 
@@ -47,7 +47,7 @@ configure_ssh() {
 }
 
 configure_ssh_keygen() {
-    [ -f "~/.ssh/id_ed25519.pub" ] && return
+    [ -f ~/.ssh/id_ed25519.pub ] && return
 
     read -p "要生成 sshkey 吗？[y/N]: " response
 
@@ -59,7 +59,7 @@ configure_ssh_keygen() {
 }
 
 configure_nano() {
-    [ -f "~/.nanorc" ] && return
+    [ -f ~/.nanorc ] && return
 
     read -p "要配置 nano 吗？[Y/n]: " response
 
@@ -108,7 +108,7 @@ configure_apt_install() {
 }
 
 configure_zsh() {
-    [ -f "~/.zshrc" ] && return
+    [ -f ~/.zshrc ] && return
 
     read -p "要配置 zsh 吗？[Y/n]: " response
 
@@ -128,7 +128,7 @@ configure_zsh() {
 }
 
 configure_tmux() {
-    [ -f "~/.tmux.conf" ] && return
+    [ -f ~/.tmux.conf ] && return
 
     read -p "要配置 tmux 吗？[Y/n]: " response
 
@@ -145,7 +145,7 @@ configure_tmux() {
 }
 
 configure_iptables() {
-    [ -f "/etc/network/if-pre-up.d/iptables-load" ] && return
+    [ -f /etc/network/if-pre-up.d/iptables-load ] && return
 
     read -p "要配置 iptables 吗？[n/Y]: " response
 
diff --git a/init_sudo.sh b/init_sudo.sh
index 5f0019e..8939af4 100755
--- a/init_sudo.sh
+++ b/init_sudo.sh
@@ -36,7 +36,7 @@ check_google_access() {
 }
 
 configure_ssh() {
-    [ -f "~/.ssh/authorized_keys" ] && return
+    [ -f ~/.ssh/authorized_keys ] && return
 
     read -p "要配置 .ssh 吗？[Y/n]: " response
 
@@ -47,7 +47,7 @@ configure_ssh() {
 }
 
 configure_ssh_keygen() {
-    [ -f "~/.ssh/id_ed25519.pub" ] && return
+    [ -f ~/.ssh/id_ed25519.pub ] && return
 
     read -p "要生成 sshkey 吗？[y/N]: " response
 
@@ -59,7 +59,7 @@ configure_ssh_keygen() {
 }
 
 configure_nano() {
-    [ -f "~/.nanorc" ] && return
+    [ -f ~/.nanorc ] && return
 
     read -p "要配置 nano 吗？[Y/n]: " response
 
@@ -108,7 +108,7 @@ configure_apt_install() {
 }
 
 configure_zsh() {
-    [ -f "~/.zshrc" ] && return
+    [ -f ~/.zshrc ] && return
 
     read -p "要配置 zsh 吗？[Y/n]: " response
 
@@ -128,7 +128,7 @@ configure_zsh() {
 }
 
 configure_tmux() {
-    [ -f "~/.tmux.conf" ] && return
+    [ -f ~/.tmux.conf ] && return
 
     read -p "要配置 tmux 吗？[Y/n]: " response
 
@@ -145,7 +145,7 @@ configure_tmux() {
 }
 
 configure_iptables() {
-    [ -f "/etc/network/if-pre-up.d/iptables-load" ] && return
+    [ -f /etc/network/if-pre-up.d/iptables-load ] && return
 
     read -p "要配置 iptables 吗？[n/Y]: " response