diff --git a/fcitx-gcc13.patch b/fcitx-gcc13.patch
new file mode 100644
index 0000000..9f4cc5e
--- /dev/null
+++ b/fcitx-gcc13.patch
@@ -0,0 +1,11 @@
+diff -up fcitx-4.2.9.9/src/frontend/qt/qtkey.h.orig fcitx-4.2.9.9/src/frontend/qt/qtkey.h
+--- fcitx-4.2.9.9/src/frontend/qt/qtkey.h.orig	2023-01-25 15:16:47.485468140 -0500
++++ fcitx-4.2.9.9/src/frontend/qt/qtkey.h	2023-01-25 15:16:59.368500430 -0500
+@@ -21,6 +21,7 @@
+ #define _PLATFORMINPUTCONTEXT_QTKEY_H_
+ 
+ #include <QString>
++#include <cstdint>
+ 
+ int keysymToQtKey(uint32_t keysym, const QString &text);
+ 
diff --git a/fcitx.spec b/fcitx.spec
index 553406f..709bf1a 100644
--- a/fcitx.spec
+++ b/fcitx.spec
@@ -11,6 +11,7 @@ URL:			https://fcitx-im.org/wiki/Fcitx
 Source0:		http://download.fcitx-im.org/fcitx/%{name}-%{version}_dict.tar.xz
 Source1:		xinput-%{name}
 Patch0: fcitx-exports-for-fbterm.patch
+Patch1: fcitx-gcc13.patch
 BuildRequires:		gcc-c++
 BuildRequires:		pango-devel, dbus-devel, opencc-devel
 BuildRequires:		wget, intltool, chrpath, sysconftool, opencc