Drake is battling his own record label over a song that is the lynchpin of a now legendary hip-hop feud.

Drake has filed a defamation lawsuit against Universal Music Group for Kendrick Lamar’s “Not Like Us.” Drake filed in federal court on Wednesday and said the release of Lamar’s “Not Like Us,” which is aimed at the Canadian rapper,

The leading hip-hop superstar beef has been cranked up another notch, with Drake suing Universal Music Group for defamation over rival Kendrick Lamar’s diss track “Not Like Us.”