The WPI was up 0.3 per cent at 198.3 in the week under review from 197.7 points in the previous week.
The government revised upwards the inflation figure to 3.64 per cent for the week ended September 3 from a provisional figure of 3.16 per cent, and the WPI stood corrected at 196.6 points as against the earlier estimate of 195.7 points.