diff --git a/trunk/scripts/build.sh b/trunk/scripts/build.sh
index 420d1888d..4ac96a308 100755
--- a/trunk/scripts/build.sh
+++ b/trunk/scripts/build.sh
@@ -3,8 +3,9 @@ src_dir='src'
 if [[ ! -d $src_dir ]]; then echo "错误：必须在src同目录执行脚本"; exit 1; fi
 
 # step 1: build srs 
+# nginx is not needed, we use cherrypy to delivery hls.
 echo "编译SRS"
-./configure --x86-x64 --with-nginx && make
+./configure --x86-x64 && make
 ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：编译SRS失败"; exit $ret; fi
 
 echo "编译SRS成功"
diff --git a/trunk/scripts/run.sh b/trunk/scripts/run.sh
index 52cada2ee..98790c27c 100755
--- a/trunk/scripts/run.sh
+++ b/trunk/scripts/run.sh
@@ -8,9 +8,6 @@ GREEN="\\e[32m"
 YELLOW="\\e[33m"
 BLACK="\\e[0m"
 
-sudo ./objs/nginx/sbin/nginx 
-echo "启动nginx"
-
 ./etc/init.d/srs-demo restart; ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：启动SRS失败"; exit $ret; fi
 echo "启动SRS服务器成功"
 
diff --git a/trunk/scripts/stop.sh b/trunk/scripts/stop.sh
index 232d1664e..714654194 100755
--- a/trunk/scripts/stop.sh
+++ b/trunk/scripts/stop.sh
@@ -1,8 +1,5 @@
 #!/bin/bash
 
-sudo ./objs/nginx/sbin/nginx -s stop
-echo "停止nginx"
-
 ./etc/init.d/srs-demo stop; ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：停止SRS失败"; exit $ret; fi
 echo "停止SRS服务器成功"