diff --git a/openjdk-latest.spec b/openjdk-latest.spec
index 88e1463b2a2f017f9d443ba5068bfa25be43f3d3..fb17c3088e12e531467ffe77d3442cf3c88c667e 100644
--- a/openjdk-latest.spec
+++ b/openjdk-latest.spec
@@ -97,9 +97,9 @@
 %global rev_build_loop  %{build_loop2} %{build_loop1}
 
 %ifarch %{jit_arches}
-%global bootstrap_build 1
+%global bootstrap_build 0
 %else
-%global bootstrap_build 1
+%global bootstrap_build 0
 %endif
 
 %if %{bootstrap_build}
@@ -168,7 +168,7 @@
 %global top_level_dir_name   %{origin}
 %global minorver        0
 %global buildver        9
-%global rpmrelease      1
+%global rpmrelease      2
 # priority must be 8 digits in total; up to openjdk 1.8, we were using 18..... so when we moved to 11, we had to add another digit
 %if %is_system_jdk
 %global priority %( printf '%02d%02d%02d%02d' %{majorver} %{minorver} %{securityver} %{buildver} )
@@ -1344,7 +1344,6 @@ if echo $debugbuild | grep -q "debug" ; then
 fi
 make \
     JAVAC_FLAGS=-g \
-    LOG=trace \
     WARNINGS_ARE_ERRORS="-Wno-error" \
     CFLAGS_WARNINGS_ARE_ERRORS="-Wno-error" \
     $maketargets || ( pwd; find $top_dir_abs_path -name "hs_err_pid*.log" | xargs cat && false )
@@ -1739,6 +1738,9 @@ require "copy_jdk_configs.lua"
 
 
 %changelog
+* Thu Jul 8 2021 noah <hedongbo@huawei.com> - 1:16.0.1.9-2.rolling
+- delete build log and bootstrap_build to reduce build time
+
 * Wed Jun 2 2021 noah <hedongbo@huawei.com> - 1:16.0.1.9-1.rolling
 - add LICENSE to openjdk-latest