HNLMS De Ruyter inbound to Devonport while undergoing FOST serials. She has been upgraded with improved radar for ballistic missile tracking and will be the first Dutch warship to test fire Tomahawk Land Attack Missile (TLAM) at a US test range later this year. The kon_marine, De Zeven Provincien-class frigates are in process of mid-life upgrade programme. Harpoon will be replaced by Naval Strike Missile and ancient Otobreda 127/54 gun will be replaced by Oto Melara 127/6.