Swindon Police say its enquiries into the fatal stabbing that took place in Haydon End yesterday (4 December) are continuing.
An 18-year-old man from Swindon died following the incident that took place on 4 December in Mazurek Way, Haydon End at 1.30pm.
Two males - aged 14 and 20, who were arrested on suspicion of murder, remain in custody and extensive enquiries are said to be ongoing by the force's Major Crime Investigation Team (MCIT).
The victim's next of kin have been informed although formal identification has not yet taken place.
A post-mortem is going to be carried out in due course.
Detective Chief Inspector Phil Walker, of the MCIT said: "Members of the public will see an increased police presence in the area over the coming days as we carry out our investigation.
"We would urge everyone to avoid speculation and making comments on social media regarding the victim - this will clearly add to the distress of his family.
"Anyone with information that can help with our enquiries please contact us on 101 quoting reference Operation Glendale."