A federal judge in Pennsylvania ruled in favor of President Donald Trump‘s use of the Alien Enemies Act, marking the first time a judge has approved of the centuries-old law as a tool for expediting deportations of some illegal immigrants.

Judges around the country have been rejecting President Donald Trump’s Alien Enemies Act invocation. But in the latest ruling on the subject, a judge approved Trump’s bid to use the act to deport Venezuelan citizens who are members of Tren de Aragua — though she said the government must provide more notice under the act.