diff --git a/MyGUI.changes b/MyGUI.changes
index 61c9db7..9ffd422 100644
--- a/MyGUI.changes
+++ b/MyGUI.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed Apr 26 13:54:31 UTC 2023 - Bjørn Lie <bjorn.lie@gmail.com>
+
+- Add mygui-add-missing-include.patch: Add missing include exposed
+  by gcc 13.
+
 -------------------------------------------------------------------
 Sun Dec 19 16:48:27 UTC 2021 - Ferdinand Thiessen <rpm@fthiessen.de>
 
diff --git a/MyGUI.spec b/MyGUI.spec
index c469009..ac4c21f 100644
--- a/MyGUI.spec
+++ b/MyGUI.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package MyGUI
 #
-# Copyright (c) 2021 SUSE LLC
+# Copyright (c) 2023 SUSE LLC
 # Copyright (c) 2014 B1 Systems GmbH, Vohburg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
@@ -33,6 +33,8 @@ Source99:       %{name}-rpmlintrc
 Patch0:         MyGUI-install-libCommon.patch
 # PATCH-FIX-UPSTREAM 0001-Fix-linking-with-Wl-no-undefined.patch -- https://github.com/MyGUI/mygui/pull/232
 Patch1:         0001-Fix-linking-with-Wl-no-undefined.patch
+# PATCH-FIX-UPSTREAM mygui-add-missing-include.patch -- Add missing include
+Patch2:         mygui-add-missing-include.patch
 BuildRequires:  cmake
 BuildRequires:  dejavu
 BuildRequires:  dos2unix
diff --git a/mygui-add-missing-include.patch b/mygui-add-missing-include.patch
new file mode 100644
index 0000000..4466f17
--- /dev/null
+++ b/mygui-add-missing-include.patch
@@ -0,0 +1,12 @@
+Index: mygui-MyGUI3.4.1/MyGUIEngine/include/MyGUI_Types.h
+===================================================================
+--- mygui-MyGUI3.4.1.orig/MyGUIEngine/include/MyGUI_Types.h
++++ mygui-MyGUI3.4.1/MyGUIEngine/include/MyGUI_Types.h
+@@ -12,6 +12,7 @@
+ #include <vector>
+ #include <map>
+ #include <string>
++#include <cstdint>
+ 
+ #include "MyGUI_Align.h"
+ #include "MyGUI_TPoint.h"