"That's good news, as he could now be back in three to four weeks."
The Dutch striker was originally expected to be out for up to two months, after he fell awkwardly in a reserve match against Preston.
The 22-year-old appeared as a substitute in each of the Shrews' five opening league games this season.
Fellow striker Kris Bright is also injured, after aggravating an Achilles tendon problem in training, meaning Turner may need to consider a move into the loan market.
Source: BBC Sport
Source: BBC Sport