Wigan have announced Uwe Rosler as their new manager after agreeing compensation with Brentford.
Marseille have parted company with manager Elie Baup in the wake of Friday's defeat to Nantes at the Stade Velodrome.
The 21-year-old has scored three times in six appearances for the Shrews and will now stay with the Greenhous Meadow outfit until the end of their League One campaign on Saturday April 27.
Wanderers have the option to recall the forward at 24 hours' notice.
The former Oldham trainee scored seven goals in 17 games for League Two side Bristol Rovers earlier in the campaign.