Turkish military stroke the Islamic State (IS) positions in northern Syria, 104 IS militants were killed, the Turkish General Staff said in a written statement on Saturday.

The attack was launched late Friday after six rockets fired by IS targeted Turkish border province of Kilis and two military posts, five people were injured.

According to the statement, 104 IS militants were killed in the retaliation, while four multiple rocket launchers, one howitzer, one mortar position and seven buildings used as headquarters by the IS were destroyed.

During the operations, the IS position were hit by 233 howitzers, 40 multiple rocket launcher systems and four tanks.

"Starting from five minutes after the attack, the IS positions have been hit multiple times, including 11 sorties by (U.S.-led anti-IS) coalition jets," the statement read.

Since mid-January, IS rockets have been targeting towns and cities in southern Turkey, close to the Syrian frontier. A total of 21 people have been killed and more than 70 others wounded.