The U.S. Navy is upgrading its MK 132 GMLS for the ESSM Block 2 

The U.S. Navy is upgrading its MK 132 Guided Missile Launching Systems for the Evolved  Seasparrow Missile (ESSM) Block 2
Work has commenced on the refurbishment and modification of the NATO Seasparrow Missile System (NSSMS) platform and MK 132 Guided Missile Launching System located at Naval Surface Warfare Center, Port Hueneme Division (NSWC PHD). The surface-to-air ship defense system is being upgraded to support deployment of the Evolved Seasparrow Missile (ESSM) Block 2, which employs an active- and semi-active guidance system to meet current and anticipated future threats.
The NATO Seasparrow Project is an international consortium of 12 nations consisting of Australia, Belgium, Canada, Denmark, Germany, Greece, the Netherlands, Norway, Portugal, Spain, Turkey and the United States. The 12 member nations are partners in engineering, development, production and sustainment of the missiles and supporting equipment. NSWC PHD provides advanced technical training to partner allies in support of NSSMS.