A Winnipeg man has died after a rollover on a Manitoba highway near Stonewall.

RCMP said the crash happened June 21. Police were called to the scene on Highway 7 just north of the Perimeter Highway at around 10:45 a.m.

Officers said a northbound semi pulling an empty gravel trailer rolled into the east ditch after its driver lost control.

Speed and alcohol are not considered factors, police said. The driver was wearing a seatbelt.

The 33-year-old driver was taken to Winnipeg hospital. Police said he died on June 29.

An investigation is ongoing.