During the period of Indonesia–Malaysia confrontation 20 Squadron with its Hawker Hunter fighter aircraft in addition to the Gloster Javelins of 60 Squadron and 64 Squadron, were based on the airfield to help upgrade the air defence of Singapore and Peninsula Malaysia against infrequent air incursions from the MiG-21s and P-51 Mustangs of the Indonesian Air Force. 74 Squadron Lightnings were deployed following Confrontation to replace the Javelins of 64 Squadron.