diff --git a/core/scripts/auth/user_auth.go b/core/scripts/auth/user_auth.go
index 4a4f85c..6fc99d0 100644
--- a/core/scripts/auth/user_auth.go
+++ b/core/scripts/auth/user_auth.go
@@ -15,7 +15,7 @@ import (
 const (
 	listenAddr = "127.0.0.1:28262"
 	usersFile  = "/etc/hysteria/users.json"
-	cacheTTL   = 15 * time.Second
+	cacheTTL   = 5 * time.Second
 )
 
 type User struct {
diff --git a/core/scripts/hysteria2/install.sh b/core/scripts/hysteria2/install.sh
index bde3651..e90b07c 100644
--- a/core/scripts/hysteria2/install.sh
+++ b/core/scripts/hysteria2/install.sh
@@ -15,7 +15,6 @@ compile_auth_binary() {
             go mod init hysteria-auth >/dev/null 2>&1
             go mod tidy >/dev/null 2>&1
             if go build -o user_auth .; then
-                chown hysteria:hysteria user_auth
                 chmod +x user_auth
                 echo "Authentication binary compiled successfully."
             else
diff --git a/core/scripts/scheduler.sh b/core/scripts/scheduler.sh
index 20a50d6..ae1eeca 100644
--- a/core/scripts/scheduler.sh
+++ b/core/scripts/scheduler.sh
@@ -48,8 +48,7 @@ After=network.target
 
 [Service]
 Type=simple
-User=hysteria
-Group=hysteria
+User=root
 ExecStart=/etc/hysteria/core/scripts/auth/user_auth
 Restart=always
 RestartSec=5
diff --git a/upgrade.sh b/upgrade.sh
index b0be527..3d61154 100644
--- a/upgrade.sh
+++ b/upgrade.sh
@@ -43,7 +43,6 @@ install_go_and_compile_auth() {
             go mod init hysteria_auth >/dev/null 2>&1
             go mod tidy >/dev/null 2>&1
             if go build -o user_auth .; then
-                chown hysteria:hysteria user_auth
                 chmod +x user_auth
                 success "Authentication binary compiled successfully."
             else
@@ -124,7 +123,6 @@ info "Setting ownership and permissions..."
 chown hysteria:hysteria "$HYSTERIA_INSTALL_DIR/ca.key" "$HYSTERIA_INSTALL_DIR/ca.crt"
 chmod 640 "$HYSTERIA_INSTALL_DIR/ca.key" "$HYSTERIA_INSTALL_DIR/ca.crt"
 chown -R hysteria:hysteria "$HYSTERIA_INSTALL_DIR/core/scripts/telegrambot"
-chmod +x "$HYSTERIA_INSTALL_DIR/core/scripts/hysteria2/auth_server.py"
 chmod +x "$HYSTERIA_INSTALL_DIR/core/scripts/hysteria2/kick.py"
 
 # ========== Virtual Environment ==========