Overide Connection for RedisSessionStateProvider on Azure

i am using i am using RedisSessionStateProvider with asp.net mvc 4.5 for session management. i am using azure web app for my hosting. how do i override this connection info on azure portal during prod deployment. is there any other way than using web.release.config transform file?

  <sessionState mode="Custom" timeout="2000" customProvider="MySessionStateStore">
    <providers>
      <add name="MySessionStateStore" type="Microsoft.Web.Redis.RedisSessionStateProvider" host="server.cloudapp.net" port="6379" accessKey="password" ssl="false" databaseId="1" applicationName="pWeb" />
    </providers>
  </sessionState>