The police were called to a fight in an apartment in the Storebro district at 9.18 pm on Friday evening.
The police state that the patrol fired shots at a threatening man who tried to attack the police with a weapon.
A police officer is said to have been slightly injured.
The perpetrator is suspected of attempted murder.
He was taken to the hospital, but his gunshot wound is not life-threatening, according to police.
The text is updated.