diff --git a/gcc13-fix.patch b/gcc13-fix.patch
new file mode 100644
index 0000000..b362955
--- /dev/null
+++ b/gcc13-fix.patch
@@ -0,0 +1,23 @@
+From 8f70e898b43d1bde1ff3fae56bf0ac5aac285997 Mon Sep 17 00:00:00 2001
+From: Sam James <sam@gentoo.org>
+Date: Fri, 9 Sep 2022 11:35:03 +0100
+Subject: [PATCH] TEST/SOCKADDR: Add missing <cstdint> include for GCC 13
+
+Closes: https://github.com/openucx/ucx/issues/8347
+Signed-off-by: Sam James <sam@gentoo.org>
+---
+ test/apps/sockaddr/sa_util.h | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/test/apps/sockaddr/sa_util.h b/test/apps/sockaddr/sa_util.h
+index 90c9649443f..c77ccc9a849 100644
+--- a/test/apps/sockaddr/sa_util.h
++++ b/test/apps/sockaddr/sa_util.h
+@@ -7,6 +7,7 @@
+ #ifndef SA_UTIL_H_
+ #define SA_UTIL_H_
+ 
++#include <cstdint>
+ #include <iostream>
+ #include <sstream>
+ #include <string>
diff --git a/openucx.changes b/openucx.changes
index a2ccdb7..ece16fa 100644
--- a/openucx.changes
+++ b/openucx.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon Mar  6 12:18:52 UTC 2023 - Martin Liška <mliska@suse.cz>
+
+- Add upstream gcc13-fix.patch fix.
+
 -------------------------------------------------------------------
 Mon Jan 16 09:45:05 UTC 2023 - Andreas Schwab <schwab@suse.de>
 
diff --git a/openucx.spec b/openucx.spec
index cb014d2..db9254b 100644
--- a/openucx.spec
+++ b/openucx.spec
@@ -30,6 +30,7 @@ Source:         https://github.com/openucx/ucx/releases/download/v%version/ucx-%
 Patch1:         openucx-s390x-support.patch
 Patch2:         ucm-fix-UCX_MEM_MALLOC_RELOC.patch
 Patch3:         UCS-DEBUG-replace-PTR-with-void.patch
+Patch4:         gcc13-fix.patch
 BuildRequires:  autoconf >= 2.63
 BuildRequires:  automake >= 1.10
 BuildRequires:  binutils-devel
@@ -139,6 +140,7 @@ hardware.
 %endif
 %patch2
 %patch3
+%patch4 -p1
 
 %build
 autoreconf -fi