diff --git a/0001-Set-GTK_BACKEND-x11-in-a-wayland-session.patch b/0001-Set-GTK_BACKEND-x11-in-a-wayland-session.patch
new file mode 100644
index 0000000..1390780
--- /dev/null
+++ b/0001-Set-GTK_BACKEND-x11-in-a-wayland-session.patch
@@ -0,0 +1,28 @@
+From 6de8c88ad78bb5b3d6e599b7dacd1b2359cf4fbb Mon Sep 17 00:00:00 2001
+From: Fabian Vogt <fabian@ritter-vogt.de>
+Date: Sat, 24 Mar 2018 12:15:10 +0100
+Subject: [PATCH] Set GTK_BACKEND=x11 in a wayland session
+
+Works around missing window decorations and broken config file reading.
+---
+ startkde/startplasmacompositor.cmake | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/startkde/startplasmacompositor.cmake b/startkde/startplasmacompositor.cmake
+index dd9e304d..53be3be8 100644
+--- a/startkde/startplasmacompositor.cmake
++++ b/startkde/startplasmacompositor.cmake
+@@ -174,6 +174,10 @@ XDG_DATA_DIRS="@KDE_INSTALL_FULL_DATADIR@:/usr/share:/usr/local/share"
+ fi
+ export XDG_DATA_DIRS
+ 
++# GTK3 uses the wayland backend by default, but its implementation is not correct
++# enough to work well here. Window decorations are missing, for instance.
++export GDK_BACKEND=x11
++
+ # Make sure that D-Bus is running
+ if qdbus-qt5 >/dev/null 2>/dev/null; then
+     : # ok
+-- 
+2.16.2
+
diff --git a/plasma5-workspace.changes b/plasma5-workspace.changes
index a8708b2..192c06c 100644
--- a/plasma5-workspace.changes
+++ b/plasma5-workspace.changes
@@ -43,12 +43,6 @@ Wed Nov 28 07:52:49 UTC 2018 - fabian@ritter-vogt.de
   * [Baloo Runner] Filter duplicates and prefer specific type matches
   * [clipboard] Limit length of clipboard text item visualisation
 
--------------------------------------------------------------------
-Fri Nov  9 13:04:07 UTC 2018 - Fabian Vogt <fabian@ritter-vogt.de>
-
-- Remove 0001-Set-GTK_BACKEND-x11-in-a-wayland-session.patch:
-  * GTK handles the CSD protocol properly now
-
 -------------------------------------------------------------------
 Tue Nov  6 15:53:52 UTC 2018 - fabian@ritter-vogt.de
 
diff --git a/plasma5-workspace.spec b/plasma5-workspace.spec
index 1398e0f..5990e0e 100644
--- a/plasma5-workspace.spec
+++ b/plasma5-workspace.spec
@@ -46,6 +46,7 @@ Source3:        baselibs.conf
 Patch501:       0001-Rename-qdbus-in-startkde.patch
 # PATCH-FIX-OPENSUSE 0001-Ignore-default-sddm-face-icons.patch boo#1001364 fabian@ritter-vogt.de -- Ignore default sddm face icons
 Patch502:       0001-Ignore-default-sddm-face-icons.patch
+Patch503:       0001-Set-GTK_BACKEND-x11-in-a-wayland-session.patch
 # PATCH-FIX-UPSTREAM (once sddm part merged)
 Patch504:       0001-Add-suffix-to-the-wayland-session-s-name.patch
 # PATCH-FEATURE-OPENSUSE