diff --git a/scripts/install_pve.sh b/scripts/install_pve.sh
index 94c9226..ede7895 100644
--- a/scripts/install_pve.sh
+++ b/scripts/install_pve.sh
@@ -64,7 +64,7 @@ install_package() {
                     exit 1
                 fi
                 apt-get install -y $package_name --fix-missing
-            else
+            elif [ $? -ne 0 ]; then
                 _green "$package_name tried to install but failed, exited the program"
                 _green "$package_name 已尝试安装但失败，退出程序"
                 exit 1