Srikanth was out of form at the China Open last week and Hong Kong Open this week, while 2014 Commonwealth Games champion Kashyap was out of action for the last two weeks.
However, HS Prannoy moved up two places to be 19th, while Ajay Jayaram jumped a place to 24th in the men's singles rankings, which is being led by China's Chen Long.
In the women's singles, two-time World Championships bronze medallist PV Sindhu has moved a rung to 12th, while 2012 Olympic bronze medallist Saina Nehwal remained static at the second spot.