diff --git a/Upgrade-C++-standard-to-14-if-Boost-ge-1.75.patch b/Upgrade-C++-standard-to-14-if-Boost-ge-1.75.patch
new file mode 100644
index 0000000..ab2b2dc
--- /dev/null
+++ b/Upgrade-C++-standard-to-14-if-Boost-ge-1.75.patch
@@ -0,0 +1,33 @@
+From 75a9c5ba57c96e2a1c881aefd6eb0f4760b506a3 Mon Sep 17 00:00:00 2001
+From: "L. E. Segovia" <amy@amyspark.me>
+Date: Tue, 15 Dec 2020 21:27:50 +0000
+Subject: [PATCH] Upgrade C++ standard to 14 if Boost >= 1.75
+
+This only affects compilation if a recent enough Boost is detected.
+
+BUG: 430331
+
+CCMAIL: kimageshop@kde.org
+(cherry picked from commit 03ff1bae4348a71987c69bb3746cfa6c15d53862)
+---
+ CMakeLists.txt | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index b54887ff97..12b1b5950b 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -574,6 +574,10 @@ endif()
+ add_definitions(-DBOOST_ALL_NO_LIB)
+ find_package(Boost 1.55 REQUIRED COMPONENTS system)
+ include_directories(SYSTEM ${Boost_INCLUDE_DIRS})
++if(${Boost_VERSION} VERSION_GREATER_EQUAL "1.75")
++    message(WARNING "Boost 1.75 or higher detected, upgrading to C++14.")
++    set(CMAKE_CXX_STANDARD 14)
++endif()
+ ##
+ ## Test for GNU Scientific Library
+ ##
+-- 
+GitLab
+
diff --git a/krita.changes b/krita.changes
index 5aab2d6..282cbce 100644
--- a/krita.changes
+++ b/krita.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Thu Jan  7 19:19:56 UTC 2021 - Wolfgang Bauer <wbauer@tmo.at>
+
+- Add Upgrade-C++-standard-to-14-if-Boost-ge-1.75.patch to fix
+  build with boost 1.75 (kde#430331)
+
 -------------------------------------------------------------------
 Fri Oct 30 11:56:59 UTC 2020 - Wolfgang Bauer <wbauer@tmo.at>
 
diff --git a/krita.spec b/krita.spec
index 6809eec..91d996e 100644
--- a/krita.spec
+++ b/krita.spec
@@ -31,6 +31,8 @@ License:        GPL-2.0-or-later AND LGPL-2.0-or-later AND LGPL-2.1-or-later AND
 Group:          Productivity/Graphics/Bitmap Editors
 URL:            https://www.krita.org/
 Source0:        https://download.kde.org/stable/krita/%{version}/krita-%{version}.tar.xz
+# PATCH-FIX-UPSTREAM
+Patch0:         Upgrade-C++-standard-to-14-if-Boost-ge-1.75.patch
 %ifnarch %{arm} aarch64
 # causes build failure on ARM currently
 BuildRequires:  OpenColorIO-devel
@@ -111,7 +113,7 @@ Development headers and libraries for Krita.
 %lang_package
 
 %prep
-%setup -q
+%autosetup -p1
 
 %build
 %ifarch %{arm} aarch64