Admin privileges requiring for installing a package build though Packages

Using osx 10.9 and packages for making package installer.

While installing a package made using Packages in /Applications location on a osx 10.9 machine, installer is asking for Admin password. Even though I had unchecked 'Require admin password for installation' while package making.

So, how to avoid this i.e a non-admin user should install this package. Package should install in /Applications location, so that non-admin user can use the app.

I check this and this