diff --git a/libwnck3.spec b/libwnck3.spec
index 5aaecc4..2cd6032 100644
--- a/libwnck3.spec
+++ b/libwnck3.spec
@@ -3,7 +3,7 @@
 Summary: Window Navigator Construction Kit
 Name: libwnck3
 Version: 43.0
-Release: 1%{?dist}
+Release: 2%{?dist}
 URL: http://download.gnome.org/sources/%{source_name}/
 Source0: http://download.gnome.org/sources/%{source_name}/40/%{source_name}-%{version}.tar.xz
 License: LGPLv2+
@@ -16,6 +16,9 @@ Patch3:        libwnck_0002-icons-Use-cairo-surfaces-to-render-icons_43.patch
 Patch4:        libwnck_0003-xutils-Change-icons-to-being-cairo-surfaces_43.patch
 Patch5:        libwnck_0004-icons-Mark-GdkPixbuf-icons-as-deprecated_43.patch
 Patch6:        libwnck_0005-tasklist-Add-surface-loader-function_43.patch
+# fix https://gitlab.gnome.org/GNOME/libwnck/-/issues/154#note_1562760
+# https://gitlab.gnome.org/GNOME/libwnck/-/commit/07694559cc0c65ce1cca9ac33b165cef84c34d5e
+Patch:         libwnck_0001-Revert-xutils-Get-the-correct-PID-for-clients-inside.patch
 
 BuildRequires: gcc
 BuildRequires: meson
@@ -79,6 +82,9 @@ developing applications that use %{name}.
 
 
 %changelog
+* Thu Sep 29 2022 Wolfgang Ulbrich <fedora@raveit.de> - 43.0-2
+- fix https://gitlab.gnome.org/GNOME/libwnck/-/issues/154
+
 * Mon Sep 19 2022 Wolfgang Ulbrich <fedora@raveit.de> - 43.0-1
 - update to 43.0
 
diff --git a/libwnck_0001-Revert-xutils-Get-the-correct-PID-for-clients-inside.patch b/libwnck_0001-Revert-xutils-Get-the-correct-PID-for-clients-inside.patch
new file mode 100644
index 0000000..a45fc2e
--- /dev/null
+++ b/libwnck_0001-Revert-xutils-Get-the-correct-PID-for-clients-inside.patch
@@ -0,0 +1,75 @@
+From 9c4551c67d6fe854f7d37970398f5d5c9d17c28e Mon Sep 17 00:00:00 2001
+From: raveit65 <mate@raveit.de>
+Date: Thu, 29 Sep 2022 10:31:16 +0200
+Subject: [PATCH] Revert "xutils: Get the correct PID for clients inside PID
+ namespaces"
+
+This reverts commit 07694559cc0c65ce1cca9ac33b165cef84c34d5e.
+
+- fixing https://gitlab.gnome.org/GNOME/libwnck/-/issues/154#note_1562760
+---
+ libwnck/xutils.c | 36 +++---------------------------------
+ 1 file changed, 3 insertions(+), 33 deletions(-)
+
+diff --git a/libwnck/xutils.c b/libwnck/xutils.c
+index 60ae7b2..f2a2d3c 100644
+--- a/libwnck/xutils.c
++++ b/libwnck/xutils.c
+@@ -27,9 +27,6 @@
+ #if HAVE_CAIRO_XLIB_XRENDER
+ #include <cairo-xlib-xrender.h>
+ #endif
+-#ifdef HAVE_XRES
+-#include <X11/extensions/XRes.h>
+-#endif
+ #include "screen.h"
+ #include "window.h"
+ #include "private.h"
+@@ -1149,41 +1146,14 @@ int
+ _wnck_get_pid (Screen *screen,
+                Window  xwindow)
+ {
+-  int pid = -1;
+-
+-#ifdef HAVE_XRES
+-  XResClientIdSpec client_spec;
+-  long client_id_count = 0;
+-  XResClientIdValue *client_ids = NULL;
+-
+-  client_spec.client = xwindow;
+-  client_spec.mask = XRES_CLIENT_ID_PID_MASK;
+-
+-  if (XResQueryClientIds (DisplayOfScreen (screen), 1, &client_spec,
+-                          &client_id_count, &client_ids) == Success)
+-    {
+-      long i;
+-
+-      for (i = 0; i < client_id_count; i++)
+-        {
+-          pid = XResGetClientPid (&client_ids[i]);
+-          if (pid != -1)
+-            break;
+-        }
+-
+-      XResClientIdsDestroy (client_id_count, client_ids);
+-
+-      if (pid != -1)
+-        return pid;
+-    }
+-#endif
++  int val;
+ 
+   if (!_wnck_get_cardinal (screen, xwindow,
+                            _wnck_atom_get ("_NET_WM_PID"),
+-                           &pid))
++                           &val))
+     return 0;
+   else
+-    return pid;
++    return val;
+ }
+ 
+ char*
+-- 
+2.37.3
+