This guide shows you how to upgrade your nginx to the latest version.
1. First get requiered libs:
apt-get install libpcre3 libpcre3-dev libpcrecpp0 libssl-dev zlib1g-dev
2. then get the latest version from here:
wget http://nginx.org/download/nginx-1.X.X.tar.gz
3. Extract Files to current folder.
4. go in extracted root directory and type:
./configure --prefix=/etc/nginx --error-log-path=/var/log/nginx/error.log --http-log-path=/var/log/nginx/access.log --with-http_gzip_static_module --with-http_realip_module --with-http_ssl_module --with.sha1=/usr/include/openssl --with-md5=/usr/include/openssl --sbin-path=/usr/sbin/nginx --conf-path=/etc/nginx/nginx.conf --pid-path=/var/log/nginx/nginx.pid
5. last step:
make && make install
6. finished
Here is a list for configuring with more parameters:
http://nginx.org/en/docs/configure.html