diff --git a/hplip.changes b/hplip.changes
index 796ba9c..5eb17a5 100644
--- a/hplip.changes
+++ b/hplip.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Fri Feb  8 17:45:07 UTC 2019 - Martin Wilck <mwilck@suse.com>
+
+ - Fix hang during GNOME session logout (bsc#1112331, lp#1721534)
+ * added ui5-systemtray.py-make-children-exit-if-no-systray-f.patch
+ * added ui5-systemtray-wait-only-10s-for-system-tray.patch
+
 -------------------------------------------------------------------
 Tue Aug 28 11:37:58 UTC 2018 - Hans-Peter Jansen <hpj@urpla.net>
 
diff --git a/hplip.spec b/hplip.spec
index 1a3816e..dcf3a84 100644
--- a/hplip.spec
+++ b/hplip.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package hplip
 #
-# Copyright (c) 2018 SUSE LINUX GmbH, Nuernberg, Germany.
+# Copyright (c) 2019 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -12,7 +12,7 @@
 # license that conforms to the Open Source Definition (Version 1.9)
 # published by the Open Source Initiative.
 
-# Please submit bugfixes or comments via http://bugs.opensuse.org/
+# Please submit bugfixes or comments via https://bugs.opensuse.org/
 #
 
 
@@ -92,6 +92,8 @@ Patch108:       add_missing_includes_and_define_GNU_SOURCE.patch
 # PATCH-FIX-SUSE: GNOME no longer provides a system tray, so don't warn the user that we can't find it
 Patch109:       no-systray-failure-message.patch
 Patch110:       hpijs-avoid-segfault-in-DJGenericVIP-DJGenericVIP.patch
+Patch111:       ui5-systemtray.py-make-children-exit-if-no-systray-f.patch
+Patch112:       ui5-systemtray-wait-only-10s-for-system-tray.patch
 # Python3 port: cleanup patches
 Patch300:       pcardext-python3-fixes.patch
 Patch301:       hplip-misc-missing-includes-and-definitions.patch
@@ -397,6 +399,8 @@ This sub-package is only required by developers.
 %patch108 -p1 -b .add_missing_includes_and_define_GNU_SOURCE.orig
 %patch109 -p1 -b .systemtray.py.orig
 %patch110 -p1 -b .boo1094141
+%patch111 -p1
+%patch112 -p1
 %patch300 -p1 -b .pcardext-python3
 %patch301 -p1 -b .misc-headers
 %patch302 -p1 -b .hp_ipp_missing_prototypes
diff --git a/ui5-systemtray-wait-only-10s-for-system-tray.patch b/ui5-systemtray-wait-only-10s-for-system-tray.patch
new file mode 100644
index 0000000..5c46993
--- /dev/null
+++ b/ui5-systemtray-wait-only-10s-for-system-tray.patch
@@ -0,0 +1,29 @@
+From 1b6030a6b94731c06f3dcc04bec88bf63af85f61 Mon Sep 17 00:00:00 2001
+From: Martin Wilck <mwilck@suse.com>
+Date: Fri, 16 Nov 2018 11:00:44 +0100
+Subject: [PATCH 2/2] ui5/systemtray: wait only 10s for system tray
+
+On GNOME >= 3.26, it will never show up. This may cause hangs on
+logout if users log in and log out quickly again.
+
+Signed-off-by: Martin Wilck <mwilck@suse.com>
+---
+ ui5/systemtray.py | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/ui5/systemtray.py b/ui5/systemtray.py
+index 2d6cfd2..c71375b 100644
+--- a/ui5/systemtray.py
++++ b/ui5/systemtray.py
+@@ -841,7 +841,7 @@ def run(read_pipe):
+     app.setQuitOnLastWindowClosed(False) # If not set, settings dlg closes app
+ 
+     i = 0
+-    while i < 60:
++    while i < 10:
+         if QSystemTrayIcon.isSystemTrayAvailable():
+             break
+         time.sleep(1.0)
+-- 
+2.19.1
+
diff --git a/ui5-systemtray.py-make-children-exit-if-no-systray-f.patch b/ui5-systemtray.py-make-children-exit-if-no-systray-f.patch
new file mode 100644
index 0000000..c2496b9
--- /dev/null
+++ b/ui5-systemtray.py-make-children-exit-if-no-systray-f.patch
@@ -0,0 +1,26 @@
+From 3104eac2494b041d0eca9d29ff9430512a597444 Mon Sep 17 00:00:00 2001
+From: Martin Wilck <mwilck@suse.com>
+Date: Fri, 16 Nov 2018 10:59:30 +0100
+Subject: [PATCH 1/2] ui5/systemtray.py: make children exit if no systray found
+
+Signed-off-by: Martin Wilck <mwilck@suse.com>
+---
+ ui5/systemtray.py | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/ui5/systemtray.py b/ui5/systemtray.py
+index a0cdaf1..2d6cfd2 100644
+--- a/ui5/systemtray.py
++++ b/ui5/systemtray.py
+@@ -848,6 +848,8 @@ def run(read_pipe):
+         i += 1
+ 
+     if not QSystemTrayIcon.isSystemTrayAvailable():
++        app.sendMessage('', '', EVENT_SYSTEMTRAY_EXIT)
++        app.quit()
+         exit(0)
+     else:
+         notifier = QSocketNotifier(read_pipe, QSocketNotifier.Read)
+-- 
+2.19.1
+