diff --git a/0001-Revert-krdb-Call-xrdb-with-nocpp-to-fix-gitk-runtime.patch b/0001-Revert-krdb-Call-xrdb-with-nocpp-to-fix-gitk-runtime.patch
new file mode 100644
index 0000000..6f47fbd
--- /dev/null
+++ b/0001-Revert-krdb-Call-xrdb-with-nocpp-to-fix-gitk-runtime.patch
@@ -0,0 +1,40 @@
+From ae43cd883313e2309b3f90416b69e2e008b54a25 Mon Sep 17 00:00:00 2001
+From: Christophe Giboudeaux <christophe@krop.fr>
+Date: Thu, 1 Oct 2020 11:16:02 +0000
+Subject: [PATCH] Revert "krdb: Call xrdb with -nocpp" to fix gitk runtime
+ errors
+
+This commit was preventing gitk from starting with
+'unknown color name "BACKGROUND"' errors.
+
+This reverts commit d360e3dcb608bd96d674bbae597b7938334972fd.
+
+
+(cherry picked from commit f0764d87fe5275a123cdf6dca1ab3d0399c97578)
+---
+ kcms/krdb/krdb.cpp | 8 ++++----
+ 1 file changed, 4 insertions(+), 4 deletions(-)
+
+diff --git a/kcms/krdb/krdb.cpp b/kcms/krdb/krdb.cpp
+index c47e0353b..59ba546c4 100644
+--- a/kcms/krdb/krdb.cpp
++++ b/kcms/krdb/krdb.cpp
+@@ -493,11 +493,11 @@ void runRdb( uint flags )
+   tmpFile.flush();
+ 
+   KProcess proc;
+-  proc << QStringLiteral("xrdb") << QStringLiteral("-nocpp")
+-#ifdef NDEBUG
+-    << QStringLiteral("-quiet")
++#ifndef NDEBUG
++  proc << QStringLiteral("xrdb") << QStringLiteral("-merge") << tmpFile.fileName();
++#else
++  proc << "xrdb" << "-quiet" << "-merge" << tmpFile.fileName();
+ #endif
+-    << QStringLiteral("-merge") << tmpFile.fileName();
+   proc.execute();
+ 
+   applyGtkStyles(exportColors, 1);
+-- 
+2.25.1
+
diff --git a/plasma5-workspace.changes b/plasma5-workspace.changes
index 43df3f6..c7a5a32 100644
--- a/plasma5-workspace.changes
+++ b/plasma5-workspace.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Tue Oct 13 10:21:44 UTC 2020 - Fabian Vogt <fabian@ritter-vogt.de>
+
+- Add patch to fix startup of some applications (mostly Tk):
+  * 0001-Revert-krdb-Call-xrdb-with-nocpp-to-fix-gitk-runtime.patch
+
 -------------------------------------------------------------------
 Thu Oct  8 16:55:25 UTC 2020 - Fabian Vogt <fabian@ritter-vogt.de>
 
diff --git a/plasma5-workspace.spec b/plasma5-workspace.spec
index 01c6a9f..20a4064 100644
--- a/plasma5-workspace.spec
+++ b/plasma5-workspace.spec
@@ -41,6 +41,7 @@ Source2:        plasma.keyring
 Source3:        baselibs.conf
 Source4:        plasmafullwayland.desktop
 # PATCH-FIX-UPSTREAM
+Patch1:         0001-Revert-krdb-Call-xrdb-with-nocpp-to-fix-gitk-runtime.patch
 # PATCHES 501-??? are PATCH-FIX-OPENSUSE
 Patch501:       0001-Use-qdbus-qt5.patch
 Patch502:       0001-Ignore-default-sddm-face-icons.patch