diff --git a/kf5-kiconthemes.spec b/kf5-kiconthemes.spec
index 81a7faa..5ec6769 100644
--- a/kf5-kiconthemes.spec
+++ b/kf5-kiconthemes.spec
@@ -2,7 +2,7 @@
 
 Name:    kf5-%{framework}
 Version: 5.80.0
-Release: 2%{?dist}
+Release: 3%{?dist}
 Summary: KDE Frameworks 5 Tier 3 integration module with icon themes
 
 License: LGPLv2+ and GPLv2+
@@ -21,6 +21,7 @@ Source0: http://download.kde.org/%{stable}/frameworks/%{majmin}/%{framework}-%{v
 # Bug 1943807 - Kolourpaint shows toolbar only as text (not symbols)
 # https://invent.kde.org/frameworks/kiconthemes/-/merge_requests/28
 Patch0:  kiconthemes-revert-add-private-header-to-avoid-extern-in-cpp-file.patch
+Patch1:  kiconthemes-dont-register-our-engine-per-default.patch
 
 ## upstreamable patches
 
@@ -88,6 +89,9 @@ developing applications that use %{name}.
 
 
 %changelog
+* Tue Mar 30 2021 Jan Grulich <jgrulich@redhat.com> - 5.80.0-3
+- Fix issue where some applications might not start properly (e.g. MediaWriter)
+
 * Mon Mar 29 2021 Jan Grulich <jgrulich@redhat.com> - 5.80.0-2
 - Fix missing icons in Qt applications on GNOME
 
diff --git a/kiconthemes-dont-register-our-engine-per-default.patch b/kiconthemes-dont-register-our-engine-per-default.patch
new file mode 100644
index 0000000..1f4b014
--- /dev/null
+++ b/kiconthemes-dont-register-our-engine-per-default.patch
@@ -0,0 +1,22 @@
+From 3262669e3abfa7171463e3bf34f7c60eacf6bc77 Mon Sep 17 00:00:00 2001
+From: Christoph Cullmann <cullmann@kde.org>
+Date: Fri, 19 Mar 2021 19:56:07 +0100
+Subject: [PATCH] don't register our engine per default
+
+---
+ src/kiconengineplugin.json | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/kiconengineplugin.json b/src/kiconengineplugin.json
+index a5b4228..bc09e41 100644
+--- a/src/kiconengineplugin.json
++++ b/src/kiconengineplugin.json
+@@ -1,4 +1,4 @@
+ {
+-    "Keys": [ "KIconEngine", "svg", "svgz", "svg.gz" ]
++    "Keys": [ "KIconEngine" ]
+ }
+ 
+-- 
+GitLab
+