 He was waived injured on August 31, 1998, and underwent reconstructive surgery on his left shoulder on September 30.The Dallas Cowboys gambled that Coryatt could regain his form and signed him as a free agent on April 17, 1999.He was expected to be the starter at strongside linebacker, but was slowed down by an Achilles injury suffered during a June minicamp and also had problems with his surgically reconstructed left shoulder.