A small aircraft carrying oil workers in South Sudan’s Unity State crashed on Wednesday, killing 20 people, an official said.

At least 20 people have been killed in a plane crash in the north of South Sudan, Unity state’s minister for information said. The aircraft came down near the oil fields in Unity state at about 10:30am (08:30 GMT) shortly after taking off for the capital, Juba, on Wednesday.

Only one person has survived a plane crash in South Sudan, which killed 20 oil workers who were on board, the government said. The plane, which was heading to the capital, Juba, crashed three minutes after take-near the oil fields in Unity State on Wednesday morning, said Petroleum Minister Puot Kang Chol.