India's star shuttler Saina Nehwal regained the No 1 spot in the latest Badminton World Federation rankings released on Thursday.
Saina, who secured the top rank for the first time early last month, slipped from the coveted position subsequently.
The Olympic bronze medallist, however, climbed to the No 1 ranking once again ahead of the Australian Open, starting on May 26.
Nehwal has been seeded second in the women’s singles competition of the $750,000 Australian Open Super Series.
Meanwhile, P V Sindhu slipped a rung to be go to the 12th spot.
In the men's singles list, K Srikanth retained his fourth rank, while P Kashyap and H S Parnnoy ranked 13th and 15th, respectively, were unmoved.