diff --git a/os-prober.spec b/os-prober.spec
index 5a93d34..04a5134 100644
--- a/os-prober.spec
+++ b/os-prober.spec
@@ -1,6 +1,6 @@
 Name:           os-prober
 Version:        1.77
-Release:        2
+Release:        3
 Summary:        Probe disks on the system for other operating systems
 License:        GPLv2+ and GPL+
 URL:            http://kitenet.net/~joey/code/os-prober/
@@ -31,7 +31,7 @@ sed -i -e 's|grub-mount|grub2-mount|g' os-probes/common/50mounted-tests \
      linux-boot-probes/common/50mounted-tests common.sh
 
 %build
-%make_build
+%make_build CFLAGS="%{optflags}"
 
 %install
 install -m 0755 -d $RPM_BUILD_ROOT%{_bindir}
@@ -84,6 +84,9 @@ fi
 %{_libexecdir}/*
 
 %changelog
+* Sat Sep 4 2021 zoulin<zoulin13@huawei.com> - 1.77-3
+- Add "%%{optflags}" for %build
+
 * Wed May 26 2021 yangzhuangzhuang<yangzhuangzhuang1@huawei.com> - 1.77-2
 - Remove code using device mapper