diff --git a/blktrace.spec b/blktrace.spec
index 7287556..18bb479 100644
--- a/blktrace.spec
+++ b/blktrace.spec
@@ -1,6 +1,6 @@
 Name:    blktrace
 Version: 1.2.0
-Release: 18
+Release: 19
 Summary: Block IO tracer in the Linux kernel
 License: GPLv2+
 Source:  http://brick.kernel.dk/snaps/blktrace-%{version}.tar.bz2
@@ -43,7 +43,7 @@ This contains man files for the using of blktrace.
 %autosetup -Sgit -n %{name}-%{version}
 
 %build
-%make_build -j1 all
+%make_build
 
 %install
 make dest=%{buildroot} prefix=%{buildroot}/%{_prefix} mandir=%{buildroot}/%{_mandir} install
@@ -89,6 +89,9 @@ comparing the differences between different benchmark runs.
 %{_mandir}/man1/iowatcher.*
 
 %changelog
+* Fri Jul 23 2021 yanglongkang <yanglongkang@huawei.com> - 1.2.0-19
+- delete -j1 compilation options
+
 * Fri Jul 23 2021 zhouwenpei <zhouwenpei1@huawei.com> - 1.2.0-18
 - remove useless buildrequires