In early 1980, she temporarily relocated to Philadelphia Naval Shipyard where she received various sonar and electronic warfare system upgrades before returning to the Fleet in August 1980. She then completed independent operations in the Caribbean and Western Atlantic, and following completion of Refresher Training (REFTRA) at Naval Station Guantanamo Bay, Cuba, returned to Norfolk to participate in Exercise SOLID SHIELD 81. During the rest of 1981, she operated as a unit of Standing NATO Maritime Group 1|Standing Naval Force Atlantic]].