Forces loyal to Libya’s renegade commander Khalifa Haftar Wednesday declared Libya’s capital of Tripoli and its surrounding areas as a “no-fly zone” and threatened to hit civilian planes.

Ahmed Al-Mismari, spokesman for Haftar forces, said on social media forces declared the off-limit area from Giryan, 120 kilometers (75 miles) south of the capital city, to Terhune city, 90 kilometers southeast (56 miles) and to the Tripoli beach, including Mitiga Airport in the capital.

He said all planes in the declared area would be a “legitimate” target.

The militias bombed the Mitiga International Airport with six Grad missiles earlier

Read more: Haftar forces threaten to hit civilian planes in Libya