Nifty option loosing value.

As said on 9th June to sell 1 lot call and 1 lot put . Hedge by selling 1 nifty future. Today nifty is as same level and options had lost value . 18600 ce and 18600 pe both have lost 50 Points and nifty is at 18606 . This side ways may continue till green trend is not broken comfortably