diff --git a/xdg-utils/scripts/xdg-su b/xdg-utils/scripts/xdg-su
index 88cf228..efcac64 100755
--- a/xdg-utils/scripts/xdg-su
+++ b/xdg-utils/scripts/xdg-su
@@ -300,6 +300,7 @@ detectDE()
 {
     if [ x"$KDE_FULL_SESSION" = x"true" ]; then DE=kde;
     elif [ x"$GNOME_DESKTOP_SESSION_ID" != x"" ]; then DE=gnome;
+    elif [ x"$XDG_CURRENT_DESKTOP" = x"LXDE" ]; then DE=lxde;
     elif xprop -root _DT_SAVE_MODE | grep ' = \"xfce4\"$' >/dev/null 2>&1; then DE=xfce;
     fi
 }
@@ -355,6 +356,29 @@ su_gnome()
     fi
 }
 
+su_lxde()
+{
+    LXSU=`which beesu 2>/dev/null`
+    if [ $? -ne 0 ] ; then
+        LXSU=`which gksu 2>/dev/null`
+    fi
+    if [ $? -eq 0 ] ; then
+        if [ -z "$user" ] ; then
+            $LXSU -c "$cmd"
+        else
+            $LXSU -u "$user" -c "$cmd"
+        fi
+
+        if [ $? -eq 0 ]; then
+            exit_success
+        else
+            exit_failure_operation_failed
+        fi
+    else
+        su_generic
+    fi
+}
+
 su_generic()
 {
     if [ -z "$user" ] ; then
@@ -427,6 +451,10 @@ case "$DE" in
     su_gnome
     ;;
 
+    lxde)
+    su_lxde
+    ;;
+
     generic)
     su_generic
     ;;