diff --git a/tool/ssinstall b/tool/ssinstall
index 49f610f..c3794da 100755
--- a/tool/ssinstall
+++ b/tool/ssinstall
@@ -3,16 +3,11 @@
 echo "Spark Store Install script.星火商店安装脚本"
 
 function pkexec_as_current_user() {
-    #Detect the name of the display in use
-    local display=":$(ls /tmp/.X11-unix/* | sed 's#/tmp/.X11-unix/X##' | head -n 1)"
-
-    #Detect the user using such display
-    local user=$(who | grep '('$display')' | awk '{print $1}' | head -n 1)
 
     #Detect the id of the user
     local uid=$(id -u $user)
 
-    sudo -u $user DISPLAY=$display DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/$uid/bus pkexec "$@"
+    sudo -u $user  DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/$uid/bus pkexec "$@"
 }
 
 function zenity() {