diff --git a/xdg-su-generic.diff b/xdg-su-generic.diff
new file mode 100644
index 0000000..d2d27e8
--- /dev/null
+++ b/xdg-su-generic.diff
@@ -0,0 +1,13 @@
+Index: xdg-utils-20120310/scripts/xdg-su.in
+===================================================================
+--- xdg-utils-20120310.orig/scripts/xdg-su.in
++++ xdg-utils-20120310/scripts/xdg-su.in
+@@ -145,7 +145,7 @@ fi
+ detectDE
+ 
+ if [ x"$DE" = x"" ]; then
+-    XSU=`which xsu 2>/dev/null`
++    XSU=`which xterm 2>/dev/null`
+     if [ $? -eq 0 ] ; then
+         DE=generic
+     fi
diff --git a/xdg-utils.changes b/xdg-utils.changes
index 54ca896..61fe055 100644
--- a/xdg-utils.changes
+++ b/xdg-utils.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Aug 23 08:30:11 UTC 2012 - bwiedemann@suse.com
+
+- Fix generic su (bnc#776202)
+
 -------------------------------------------------------------------
 Fri Jun 29 00:27:04 CEST 2012 - jslaby@suse.de
 
diff --git a/xdg-utils.spec b/xdg-utils.spec
index a29726c..179541c 100644
--- a/xdg-utils.spec
+++ b/xdg-utils.spec
@@ -34,6 +34,7 @@ BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 Source0:        xdg-utils-%{version}.tar.xz
 Patch0:         install-some-more-scripts.diff
 Patch1:         xfce-su.diff
+Patch2:         xdg-su-generic.diff
 Patch8:         xdg-screensaver-gnome-perl.diff
 Requires:       perl
 Requires:       perl-Net-DBus
@@ -60,6 +61,7 @@ these utilities work properly in their environment.
 %setup -q -n %name-%{version}
 %patch0 -p1
 %patch1 -p1
+%patch2 -p1
 %patch8 -p1
 
 %build