diff --git a/src/widgets/common/downloaditem.cpp b/src/widgets/common/downloaditem.cpp
index 7f1e3aeddb84555f150b0ef10bcd035c743b23a1..45cdc54268279561cf68fc4bb558de6897273d88 100644
--- a/src/widgets/common/downloaditem.cpp
+++ b/src/widgets/common/downloaditem.cpp
@@ -177,12 +177,13 @@ void DownloadItem::slotAsyncInstall(int t)
     case 0:
         {
             QStringList args;
-            args << "/tmp/spark-store/" + ui->label_filename->text().toUtf8();
+            args << "/usr/local/bin/ssinstall"
+                 << "/tmp/spark-store/" + ui->label_filename->text().toUtf8();
             if (!installExtraArg.isEmpty()) {
                 args << installExtraArg;
             }
             args << "--delete-after-install";
-            installer.start("/usr/local/bin/ssinstall", args);
+            installer.start("pkexec", args);
         }
         break;
     case 1:
diff --git a/tool/ssinstall b/tool/ssinstall
index e06c1a6c6f4077db36401731401d563dc6e425df..dee4ff295d5fa18ebdab35010f8c08c35aa3f53e 100755
--- a/tool/ssinstall
+++ b/tool/ssinstall
@@ -128,8 +128,9 @@ function parse_args() {
 # 验证当前用户
 function validate_user() {
     if [ "$(id -u)" != "0" ]; then
-        pkexec DISPLAY=$DISPLAY "$0" "$@"
-        exit $?
+        echo "${TRANSHELL_CONTENT_PLEASE_RUN_AS_ROOT}"
+        echo "OMG-IT-GOES-WRONG"
+        exit 1
     fi
 }