diff --git a/fcoe-utils.spec b/fcoe-utils.spec
index 30fb40976542755c1badb91c7133dcba3ffede68..930028e9c02628854cfbbf9121e9116a0655f2bf 100644
--- a/fcoe-utils.spec
+++ b/fcoe-utils.spec
@@ -1,6 +1,6 @@
 Name:               fcoe-utils
 Version:            1.0.33
-Release:            3
+Release:            4
 Summary:            Fibre Channel over Ethernet utilities
 License:            GPLv2
 URL:                https://github.com/morbidrsa/fcoe-utils
@@ -29,6 +29,10 @@ fcoemon - service to configure DCB Ethernet QOS filters, works with lldpad
 cp -v %{SOURCE1} quickstart.txt
 
 %build
+%if "%toolchain" == "clang"
+    CFLAGS="$CFLAGS -Wno-error=format-nonliteral -Wno-error=strncat-size -Wno-error=strict-prototypes"
+%endif
+
 ./bootstrap.sh
 %configure
 %make_build
@@ -67,6 +71,9 @@ done
 %{_mandir}/man8/*
 
 %changelog
+* Wed Apr 26 2023 Xiaoya Huang <huangxiaoya@iscas.ac.cn> - 1.0.33-4
+- Fix clang build error
+
 * Wed Mar 03 2022 xu_ping <xuping33@huawei.com> - 1.0.33-3
 - Backport upstream patch to avoid non-X86 build break.