Saskatoon police arrested a 53-year-old man early Monday morning in connection to four armed robberies.

The robberies were committed at a 7-11 convenience store at the corner of 33rd Street West and Confederation Drive on May 22, June 4, June 17 and June 22, said police.

In each of the robberies, the suspect had the same description, they all happened at around 4 a.m. and a knife was shown with the suspect demanding cash.

There were no injuries in any of the incidents.

The man is charged with four counts of armed robbery and 12 counts of breach of undertaking.