diff --git a/Fix-build-with-Qt-5.15.patch b/Fix-build-with-Qt-5.15.patch
new file mode 100644
index 0000000..e9da9e8
--- /dev/null
+++ b/Fix-build-with-Qt-5.15.patch
@@ -0,0 +1,42 @@
+From 9ef1670e7ea0852cdfb694dd4d839977305bd4a2 Mon Sep 17 00:00:00 2001
+From: Gilles Caulier <caulier.gilles@gmail.com>
+Date: Wed, 20 May 2020 13:05:55 +0200
+Subject: fix broken compilation with Qt 5.15 CCBUGS: 421817
+
+diff --git a/core/libs/dimg/filters/levels/histogrampainter.cpp b/core/libs/dimg/filters/levels/histogrampainter.cpp
+index 241d5fc..f11ad4b 100644
+--- a/core/libs/dimg/filters/levels/histogrampainter.cpp
++++ b/core/libs/dimg/filters/levels/histogrampainter.cpp
+@@ -30,6 +30,7 @@
+ // Qt includes
+ 
+ #include <QPainter>
++#include <QPainterPath>
+ 
+ // KDE includes
+ 
+diff --git a/core/libs/dimg/filters/curves/curveswidget.cpp b/core/libs/dimg/filters/curves/curveswidget.cpp
+index cccccbd..e8b2e1b 100644
+--- a/core/libs/dimg/filters/curves/curveswidget.cpp
++++ b/core/libs/dimg/filters/curves/curveswidget.cpp
+@@ -42,6 +42,7 @@
+ #include <QFontMetrics>
+ #include <QPaintEvent>
+ #include <QMouseEvent>
++#include <QPainterPath>
+ 
+ // KDE includes
+ 
+diff --git a/core/dplugins/generic/view/presentation/opengl/presentationgl.cpp b/core/dplugins/generic/view/presentation/opengl/presentationgl.cpp
+index b376994..4d4dbfb 100644
+--- a/core/dplugins/generic/view/presentation/opengl/presentationgl.cpp
++++ b/core/dplugins/generic/view/presentation/opengl/presentationgl.cpp
+@@ -44,6 +44,8 @@
+ #include <QMatrix>
+ #include <QMouseEvent>
+ #include <QPainter>
++#include <QPainterPath>
++#include <QPainterPathStroker>
+ #include <QPixmap>
+ #include <QTimer>
+ #include <QWheelEvent>
diff --git a/digikam.changes b/digikam.changes
index 1d07e2f..193add8 100644
--- a/digikam.changes
+++ b/digikam.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Fri Jun  5 11:55:04 UTC 2020 - Wolfgang Bauer <wbauer@tmo.at>
+
+- Add Fix-build-with-Qt-5.15.patch to fix build with Qt 5.15
+  (kde#421817)
+
 -------------------------------------------------------------------
 Sat Jan 11 22:09:41 UTC 2020 - Fabian Vogt <fabian@ritter-vogt.de>
 
diff --git a/digikam.spec b/digikam.spec
index 9c43ff2..b6343ff 100644
--- a/digikam.spec
+++ b/digikam.spec
@@ -33,6 +33,8 @@ Patch1:         0001-Revert-Exiv2-is-now-released-with-exported-targets-u.patch
 # PATCH-FIX-UPSTREAM
 Patch2:         fix-build-with-opencv-4.2.patch
 Patch3:         dlib-update-to-work-with-latest-version-of-OpenCV.patch
+# PATCH-FIX-UPSTREAM
+Patch4:         Fix-build-with-Qt-5.15.patch
 BuildRequires:  QtAV-devel >= 1.12
 BuildRequires:  bison
 BuildRequires:  boost-devel
@@ -184,6 +186,7 @@ The main digikam libraries that are being shared between showfoto and digikam
 %endif
 %patch2 -p1
 %patch3 -p1
+%patch4 -p1
 
 # Remove build time references so build-compare can do its work
 FAKE_BUILDDATE=$(LC_ALL=C date -u -r %{_sourcedir}/%{name}.changes '+%%b %%e %%Y')