In suntiems application after setting the time zone the pop up window appears again and again to set time zone

Expected behavior

The expected behavior is that after setting location the pop up window of Set Time Zone will disappear.

Actual behavior

Which actually happens here is when i set time zone location then again and again pop up window appears .Every thing is perfect time is perfect but its shows that the time zone may be wrong for this location.

How to reproduce

• Download this application Suntimes (Display sunlight and moonlight times) - https://f-droid.org/app/com.forrestguice.suntimeswidget
• Open the application
• Click on Set time zone
• After setting the location, time is perfect matching with location time but pop up window appears again and again to set time zone .
• App version : 0.8.0
• Operating system: Android 7.1.2 Nougat

Recording Of The Bug