Two-time Olympic medalist PV Sindhu moved up two places to 15th, but Kidambi Srikanth slipped to 20th in the latest BWF world rankings released on Tuesday.
Sindhu, who is going through a tough phase, reached the quarterfinals of the Australian Open when she lost to eventual champion Beiwen Zhang of the United States last week.
Srikanth also lost to India's Priyanshu Rajawat in the round of 16 in Sydney.
Australian Open runners-up HS Prannoy and Lakshya Sen remained ranked 9th and 11th respectively in the world.
In the first semi-final of the Super 500 in Sydney last week, Rajawat moved up three places to 28th in the world, while Mithun Manjunath and Kiran George jumped seven and six places to 43rd and 49th respectively. The men's doubles pair of Satwiksairaj Rankireddy and Chirag Shetty continue to top India's rankings at world No.2.
The women's pair of Treesa Jolly and Gayatri Gopichand fell to 19th place after losing two places.