The victory also helped Neeraj Chopra to qualify for the Diamond League finals in Zurich
The 24-year-old javelin thrower who won the silver at the World Championships in the USA last month
Chopra qualified for the Diamond League Finals in Zurich on September 7 and 8, and also became the first Indian to do so.
Despite the win, he remained on fourth spot with 15 points — with the addition of eight points on Friday.
The top six after the Lausanne leg qualify for Zurich Finals.
Chopra also qualified for the 2023 World Championships in Budapest, Hungary by breaching the 85.20m qualifying mark.